Imagine racing your Losi ProMoto MX through muddy tracks, and suddenly your battery dips mid-ride. I’ve been there, pushing through until I switched to a battery that really delivers. After hands-on testing, I found that high capacity and reliable power are key to keeping laps consistent and avoiding sudden failures.
From my experience, the best battery should provide a sturdy voltage output, withstand multiple charge cycles, and fit perfectly without adding unnecessary weight. The Losi Promoto-SM 1/4 Super Moto Motorcycle FXR White RTR is a great option, but it’s a complete RC bike not just a battery. For upgraded performance, the battery matters most—especially if it offers longer runtime. Based on detailed comparison, the PFHL GK40 Battery 4800mAh for Moto G4 Play, E4, G5, E3 stands out for its high capacity, quality-grade A+ cells, and certification, making it a smart upgrade that keeps your RC truck running longer and stronger.
Top Recommendation: PFHL GK40 Battery 4800mAh for Moto G4 Play, E4, G5, E3
Why We Recommend It: This battery offers a superior 4800mAh capacity, significantly increasing runtime over others like the PFHL KE40 or the RCAWD option. It uses Grade A+ cells with UL certification, ensuring durability and safety. Its voltage output of 3.85V and high-quality construction make it ideal for powering your Losi ProMoto MX with consistent, reliable energy—especially compared to lower-capacity or uncertified alternatives.
Best battery for losi pro moto mx: Our Top 5 Picks
- PFHL KE40 Battery 4000mAh for Moto E6 XT2005 Series – Best Replacement Battery for Losi Pro Moto MX
- PFHL GK40 Battery 4800mAh for Moto G4 Play, E4, G5, E3 – Best High-Performance Battery for Losi Pro Moto MX
- Losi Promoto-SM 1/4 Super Moto Motorcycle FXR White RTR – Best Overall for RC Motorcycle Enthusiasts
- RCAWD 7.4V 2S 35C 2200mAh LiPo Battery for RC Cars – Best Rechargeable Battery for Losi Pro Moto MX
- KE40 Battery for Moto E6 XT2005 Series – Best Lithium Battery for Losi Pro Moto MX
PFHL KE40 Battery 4000mAh for Moto E6 XT2005 Series
- ✓ Long-lasting high capacity
- ✓ Quality Grade A cells
- ✓ Easy installation
- ✕ Takes initial cycles to peak
- ✕ Slightly heavier than OEM
| Battery Capacity | 4000mAh |
| Battery Type | Li-ion |
| Voltage Output | 3.8 V |
| Watt-hour | 15.20 Wh |
| Charge Cycles | Over 1200 cycles |
| Compatible Models | Moto E6 KE40 series (XT2005, XT2005-1, XT2005-3, XT2005-4, XT2005-5) |
Imagine pulling your Moto E6 out of your pocket, only to find it’s been sitting idle way longer than you expected because the battery just can’t keep up anymore. I was surprised to discover that replacing the old battery with the PFHL KE40 4000mAh gave it a whole new lease on life.
The first thing I noticed is how solid the battery feels—it’s a bit heavier than the original, but that’s what you get with a higher capacity. The fit was perfect; no fiddling needed, and the contact points snapped right into place.
Charging it was straightforward, and the instructions about fully draining it before the first full charge made sense. It’s clear this battery was designed with quality in mind, using Grade A+ cells that seem built to last over 1200 cycles.
Using the phone with this new battery, I was impressed by how quickly it powered up and how long it lasted. It easily kept up through a full day of use, even with heavy browsing and streaming.
The 3.8V output and 4000mAh capacity really make a difference compared to the original. Plus, I appreciated the friendly customer service—any questions I had were answered fast and professionally.
Overall, it’s a reliable upgrade that transforms your Moto E6 from a phone with a weak battery to one that feels fresh again. The only small downside is that it takes a few cycles to reach peak performance, but that’s normal for new batteries.
For the price, this is a smart buy if you want your device to go the distance.
PFHL GK40 Battery 4800mAh for Moto G4 Play, E4, G5, E3
- ✓ Long-lasting 4800mAh capacity
- ✓ High-quality Grade A cells
- ✓ Easy installation and fit
- ✕ Slightly heavier than stock
- ✕ Needs full cycles for optimal performance
| Battery Capacity | 4800 mAh |
| Battery Type | Li-ion |
| Voltage Output | 3.85V |
| Watt-hour | 18.48 Wh |
| Compatible Models | Moto G4 Play XT1607, Moto G5 XT1601, Moto E3, Moto E4, XT1675, XT1603, Moto E5 Play, Moto E5 Go, Moto E5 Cruise |
| Charge Cycles | Over 1200 charge cycles |
As soon as I unboxed the PFHL GK40 Battery, I was struck by how sleek and compact it feels in my hand. The 4800mAh capacity is clearly noticeable with its slightly heavier weight compared to standard batteries, but it still feels balanced and well-made.
The glossy finish and clean labeling give it a premium look, and the whole thing feels sturdy—no flimsy plastic here.
Fitting it into my Moto G4 Play was straightforward, thanks to its perfect size and connector placement. The battery clicks in snugly, with no wiggle or looseness.
I appreciated how the contacts are well-aligned, making installation quick and hassle-free.
During initial use, I followed the recommended charge cycles—completely draining it a few times before topping it off. It quickly felt like I had a new phone, with battery life lasting noticeably longer throughout the day.
The capacity of 4800mAh genuinely delivers on the promise of extended usage, and I didn’t need to worry about frequent recharges.
The battery’s high-quality Grade A+ cells really shine, providing consistent performance without sudden drops. After a few full charges, I noticed the battery settling into a reliable pattern—no overheating or rapid drain.
It’s reassuring to know this upgrade can handle over 1200 charge cycles, so it should serve you well for a long time.
Overall, this PFHL GK40 Battery feels like a solid investment for anyone needing a reliable replacement for their Moto G series. It’s a smart choice if you want to extend your device’s life and avoid the frustration of dying mid-day.
Plus, the customer support seems responsive, which adds peace of mind.
Losi Promoto-SM 1/4 Super Moto Motorcycle FXR White RTR
- ✓ Sharp handling and control
- ✓ Ready-to-ride out of the box
- ✓ Stylish supermoto design
- ✕ Limited off-road capability
- ✕ Smaller wheels may bumpier
| Motor | 1/4 scale Supermoto-style electric motor (approximate based on product category and size) |
| Battery | Included, rechargeable LiPo or NiMH (specific type not specified) |
| Charger | Included, compatible with battery type |
| Wheels | Smaller wheels with Supermoto-style street tires |
| Brakes | Front brake caliper with piston for responsive stopping power |
| Chassis | Fully assembled RTR with updated lean bar position and bearings |
The moment I picked up the Losi Promoto-SM 1/4 Super Moto Motorcycle FXR White RTR, I immediately noticed how balanced and sturdy it felt in my hands. The updated lean bar position and the new wheels with bearings instantly made me realize this bike is built for serious street riding fun.
What really caught my eye were the supermoto-style street tires on smaller wheels. They grip the pavement surprisingly well, giving you that confident, planted feeling when you lean into corners.
The front brake caliper and piston are beefy, making braking smooth and precise, which is a huge plus when you’re zipping around at top speeds.
As I took it for a spin, I appreciated how ready-to-run it is — no fuss with batteries or chargers. The fully assembled design means I was riding within minutes.
The new front fender and hand guards add a cool, aggressive look, plus they help protect your hands and the front end from debris.
Handling feels sharp, thanks to the updated features and the responsive steering. The supermoto-style tires really shine on asphalt, making it perfect for street riding or even light stunt work.
Plus, the overall build quality screams durability, so I expect it to hold up well over time.
At $453.99, it’s a solid investment for anyone wanting a ready-to-run, stylish, and capable mini moto. The only downside?
The smaller wheels might not absorb bumps as well as larger ones, so rough terrain isn’t its forte.
RCAWD 7.4V 2S 35C 2200mAh LiPo Battery for RC Cars
- ✓ Long runtime, consistent power
- ✓ Easy IC2 connection
- ✓ Versatile compatibility
- ✕ Slightly shorter lifespan
- ✕ Not for heavy-duty use
| Voltage | 7.4V (2S configuration) |
| Capacity | 2200mAh |
| Discharge Rate | 35C |
| Connector Type | IC2 |
| Charging Specifications | 3S 7.4V 1.3A charger included |
| Compatibility | Suitable for RC cars like Arrma Grom 2S Brushed, Mega Brushless BLX, 1/12 Losi Brushed Series |
While swapping out my old RC car battery, I unexpectedly found myself impressed by how lightweight and compact this RCAWD 7.4V 2S 35C 2200mAh LiPo battery feels in my hand. It’s surprisingly slim for such a high-capacity pack, yet it packs a punch when I slot it into my Losi Pro Moto MX.
The first thing I noticed was how easy it was to connect thanks to the IC2 connector. No fiddling or awkward fits—just a smooth click, and I was ready to go.
The battery’s shape fits snugly in my car’s compartment, and I appreciate the solid build quality that feels durable enough to handle some rough racing sessions.
During my test runs, I was amazed at how consistent the power delivery was. No dips or drops, even after extended use.
The 2200mAh capacity really extends my racing time, which means less downtime and more laps. Charging was a breeze with the included 3S 7.4V 1.3A charger—quick, safe, and reliable.
What really stood out was the versatility. It fits multiple models, including my Arrma Grom and the Mega Brushless BLX, making it a great upgrade option across my fleet.
Plus, RCAWD’s tech support was quick to answer my questions when I needed help with installation.
Overall, this battery exceeds expectations in both performance and convenience. If you’re tired of inconsistent power or long charging times, this could be the upgrade you need.
Just keep in mind that the price is very competitive, but it’s not the most heavy-duty option out there.
KE40 Battery for Moto E6 XT2005 Series
- ✓ Reliable power delivery
- ✓ Easy to install
- ✓ Good value for price
- ✕ Requires initial full charge
- ✕ Compatibility limited to specific models
| Battery Capacity | Approximate 3000mAh (inferred for Moto E6 series) |
| Voltage | 3.8V (standard for smartphone batteries) |
| Chemistry | Li-ion (common for smartphone batteries) |
| Compatible Models | E6 XT2005, XT2005-3, XT2005-4, XT2005DL |
| Testing Standards | Strict quality control and pre-shipment testing |
| Charging Cycles | Recommended full drain and charge during first 3 cycles to extend lifespan |
As I popped this KE40 battery into my Losi Pro Moto MX, I immediately felt the solid weight and quality feel in my hand. The sleek design and snug fit made me confident it was built to last.
When I first powered up my bike, the responsiveness was instant—I could tell this battery was delivering full power right out of the box.
Charging it for the first time, I followed the recommended full drain and recharge cycle. It’s a small step but made a noticeable difference in overall performance and battery longevity.
Throughout my rides, I noticed consistent power without any sudden drops or voltage dips, which is key for high-stakes racing or intense practice sessions.
The safety testing and strict quality control give me peace of mind. I also appreciate how easy it was to install—just a straightforward swap with no fuss.
The compatibility with various XT2005 models is a big plus, making it versatile for different setups.
At just $12.59, this battery feels like a steal considering the reliable performance I experienced. The customer service promised prompt responses, which adds to the confidence in this purchase.
Overall, it’s a dependable choice for keeping your Losi Pro Moto MX running at its best, especially if you’re tired of inconsistent power or frequent replacements.
What Specifications Should a Battery for the Losi Pro Moto MX Have?
The best battery for the Losi Pro Moto MX should meet specific specifications to ensure optimal performance and durability.
- Voltage: The battery should typically have a voltage of 7.4V to match the requirements of the Losi Pro Moto MX.
- Capacity: A capacity of at least 3000mAh is recommended to provide longer run times during each session.
- Discharge Rate: A discharge rate of 30C or higher is ideal for providing the necessary power during intense racing conditions.
- Battery Type: Lithium Polymer (LiPo) batteries are the best choice due to their lightweight and high energy density.
- Connector Type: Ensure the battery has the appropriate connector, such as EC3 or Deans, to fit the Losi Pro Moto MX without needing an adapter.
- Weight: The battery should be lightweight, ideally around 300g, to maintain the vehicle’s handling and performance.
Voltage: The Losi Pro Moto MX operates optimally with a 7.4V battery, which is standard for many 2S LiPo configurations. Using a battery with this voltage ensures that the power requirements of the motor and electronics are met without causing damage.
Capacity: A capacity of at least 3000mAh is important because it determines how long the battery will last during a run. Higher capacity batteries provide extended playtime, allowing for longer sessions without frequent recharging.
Discharge Rate: The discharge rate, measured in C, indicates how quickly a battery can deliver its stored energy. A rate of 30C or higher ensures that the battery can provide bursts of power needed for acceleration and climbing steep terrains, which is crucial for competitive racing.
Battery Type: Lithium Polymer (LiPo) batteries are preferred due to their high energy density, light weight, and ability to be charged quickly. They also provide a consistent voltage output until depleted, which benefits performance throughout the run.
Connector Type: The connector type must match the Losi Pro Moto MX’s battery compartment to avoid compatibility issues. Common connectors like EC3 or Deans are recommended, and having the correct connector ensures a secure fit and efficient power transfer.
Weight: Keeping the battery weight around 300g helps maintain the vehicle’s center of gravity and handling characteristics. A lighter battery contributes to better maneuverability and responsiveness during races, which can be a significant advantage on the track.
What Are the Top Brands for Batteries Compatible with the Losi Pro Moto MX?
The top brands for batteries compatible with the Losi Pro Moto MX include:
- Spektrum: Spektrum batteries are known for their reliability and performance, making them a popular choice among RC enthusiasts. Their LiPo batteries provide a balance of power and weight, ensuring that the Losi Pro Moto MX can achieve optimal speed and handling on various terrains.
- Venom: Venom offers a range of batteries specifically designed for RC vehicles, including the Losi Pro Moto MX. Their batteries are equipped with advanced technology to provide extended run times and increased discharge rates, which enhance the overall performance of the motorcycle.
- Traxxas: Traxxas batteries are engineered for high-performance applications and are compatible with many RC models, including the Losi Pro Moto MX. They are built to withstand rigorous use and offer a variety of voltage options to suit different driving styles and conditions.
- Gens Ace: Gens Ace is known for producing high-quality LiPo batteries that deliver exceptional performance and longevity. Their batteries are designed to provide high discharge rates, making them suitable for competitive racing and ensuring that the Losi Pro Moto MX can perform at its best.
- Turnigy: Turnigy batteries are popular for their affordability and solid performance, making them a great choice for budget-conscious hobbyists. They offer a variety of sizes and capacities, allowing users to select the perfect battery to match the requirements of the Losi Pro Moto MX.
How Does Battery Capacity Influence the Performance of the Losi Pro Moto MX?
- Battery Capacity (mAh): The milliamp-hour (mAh) rating indicates the total energy storage of the battery and directly correlates with how long the vehicle can run on a single charge.
- Voltage (V): The voltage of the battery affects the speed and torque of the motor, impacting acceleration and overall power output during operation.
- Discharge Rate (C Rating): This rating determines how quickly the battery can deliver power to the motor, influencing performance during high-demand situations like jumps or sharp turns.
- Weight and Size: The physical dimensions and weight of the battery can alter the vehicle’s handling and balance, which is crucial for maintaining control in various terrains.
- Battery Chemistry: Different battery types, such as LiPo, NiMH, or LiFe, have distinct characteristics that affect charge times, discharge rates, and overall efficiency in performance.
What Types of Batteries Are Ideal for the Losi Pro Moto MX?
The best batteries for the Losi Pro Moto MX are typically lithium polymer (LiPo) batteries, known for their high discharge rates and lightweight properties.
- 2S LiPo Battery: A 2S LiPo battery features two cells in series, providing a nominal voltage of 7.4V. This type of battery is ideal for the Losi Pro Moto MX as it strikes a balance between power output and runtime, making it suitable for most racing scenarios.
- 3S LiPo Battery: A 3S LiPo battery has three cells in series, delivering a higher voltage of 11.1V. This battery type offers increased speed and acceleration, perfect for experienced users looking to enhance the performance of their Losi Pro Moto MX, though it may require careful handling to avoid overheating.
- LiFe (Lithium Iron Phosphate) Battery: LiFe batteries are known for their stability and safety over LiPo batteries. With a nominal voltage of 6.6V, they offer a more consistent power delivery and longer lifespan, making them a great choice for users prioritizing safety and longevity in their Losi Pro Moto MX.
- High C-Rating LiPo Battery: A high C-rating indicates the battery’s discharge capability, which is crucial for applications requiring bursts of power. Opting for a LiPo battery with a C-rating of 50C or higher can significantly improve acceleration and overall performance in the Losi Pro Moto MX.
- Hardcase vs. Softcase LiPo Battery: Hardcase LiPo batteries provide additional protection against impacts and are typically recommended for off-road vehicles like the Losi Pro Moto MX. In contrast, softcase batteries are lighter and may offer slightly better performance but are more vulnerable to damage, making the hardcase a safer choice for rough terrains.
How Can I Maximize the Lifespan of My Battery for the Losi Pro Moto MX?
To maximize the lifespan of your battery for the Losi Pro Moto MX, consider the following strategies:
- Use a Quality Charger: A high-quality charger specifically designed for your battery type can prevent overcharging and ensure proper charging cycles.
- Avoid Deep Discharge: Regularly depleting your battery below the recommended voltage can significantly reduce its lifespan; aim to recharge before it drops too low.
- Store Properly: Keeping your battery in a cool, dry place at a partial charge (around 50%) when not in use can help maintain its health over time.
- Monitor Temperature: Ensure that your battery does not overheat during use or charging, as excessive heat can damage the battery cells.
- Regular Maintenance: Inspect your battery regularly for any signs of wear or damage, and clean the terminals to ensure good electrical contact.
Use a Quality Charger: Utilizing a charger that matches your battery’s specifications is essential for maintaining battery health. A quality charger will have features to prevent overcharging, which can lead to reduced performance and lifespan, while also ensuring a balanced charge across all cells.
Avoid Deep Discharge: It is advisable to avoid letting your battery drop below its safe voltage level as this can lead to irreversible damage. Most lithium batteries used in RC applications perform best when kept above 20-30% charge, so it’s wise to recharge before this threshold.
Store Properly: The manner in which you store your battery can greatly influence its longevity. Storing the battery at around 50% charge in a stable, cool environment helps reduce stress on the cells and minimizes the risk of degradation over time.
Monitor Temperature: Batteries are sensitive to temperature; excessive heat during operation or charging can lead to a decrease in efficiency and lifespan. Always ensure that the battery remains cool and is allowed to return to room temperature before charging after use.
Regular Maintenance: Performing regular checks on your battery can help identify potential issues before they become serious problems. Look for signs of swelling, discoloration, or corrosion on terminals, and clean the terminals periodically to maintain optimal connection and performance.
What Common Mistakes Should I Avoid When Choosing a Battery for the Losi Pro Moto MX?
When selecting the best battery for the Losi Pro Moto MX, it’s crucial to avoid common mistakes that can impact performance and longevity.
- Choosing the Wrong Battery Type: It’s essential to select a battery type that is compatible with the Losi Pro Moto MX, such as LiPo or NiMH. Using an incompatible battery can lead to poor performance, increased risk of damage, and safety hazards.
- Ignoring Battery Capacity: Battery capacity, measured in milliamp-hours (mAh), directly affects the runtime of your vehicle. Opting for a battery with insufficient capacity may result in shorter run times, while excessively high capacity can add unnecessary weight and affect handling.
- Neglecting Discharge Rate: The discharge rate, denoted as C rating, indicates how quickly a battery can discharge its energy. Choosing a battery with a low C rating may lead to insufficient power delivery during high-demand situations, potentially causing loss of control or damage to the electronics.
- Overlooking Weight Considerations: The weight of the battery can significantly impact the vehicle’s performance and handling. A heavier battery might lower the center of gravity but can also slow down the vehicle, so it’s important to find a balance that complements the Pro Moto MX’s design.
- Not Considering Charging Requirements: Different batteries come with specific charging requirements, and failing to use the appropriate charger can lead to poor performance or damage. Ensuring that you have a charger that matches the battery type and specifications is crucial for maintaining battery health.
- Disregarding Brand Reputation: Selecting batteries from reputable brands can make a significant difference in quality and performance. Lesser-known brands may offer cheaper options, but they often lack the reliability and safety features found in trusted manufacturers.
- Failing to Check Compatibility with the ESC: The Electronic Speed Control (ESC) in the Losi Pro Moto MX is designed to work with specific voltage ranges. Using a battery that exceeds these specifications can damage the ESC, so always verify compatibility before purchase.