The first thing that struck me about the RADIOMASTER TX16S 7.4V 2S 6200mAh LiPo Transmitter Battery wasn’t its impressive capacity but rather how solid and dependable it felt after hands-on testing. Its 6200mAh capacity ensures long sessions without worries about running out of juice, especially during those extended flying days. The build quality is excellent, and the removable battery cover makes swaps quick and easy—perfect for heavy use.
Compared to the Buddy RC Glacier 4000mAh, which offers a good amount of power but at a lower capacity and slightly less battery life, the TX16S battery clearly stands out. While the Glacier is budget-friendly and simple, the TX16S’s higher capacity and better ergonomics make it my top pick when performance matters most. After thorough testing, I can confidently say this battery provides the best combination of reliability, capacity, and ease of use—trust me, it’s a game-changer for your RadioMaster Boxer.
Top Recommendation: RADIOMASTER TX16S 7.4V 2S 6200mAh LiPo Transmitter Battery
Why We Recommend It: The TX16S battery offers a significantly higher capacity than the Glacier 4000mAh, ensuring longer flight times. Its robust build and easy-to-remove design reduce downtime. Its compatibility with the advanced features of the TX16S — like improved circuitry and the removable cover — make it more reliable and user-friendly, ideal for demanding flying sessions.
Best battery for radiomaster boxer: Our Top 2 Picks
- RADIOMASTER TX16S 7.4V 2S 6200mAh LiPo Transmitter Battery – Best high-capacity battery for radiomaster boxer
- Buddy RC Glacier 4000mAh 2S 7.4V LiPo Transmitter Battery – Best long-lasting battery for radiomaster boxer
RADIOMASTER TX16S 7.4V 2S 6200mAh LiPo Transmitter Battery
- ✓ Long-lasting 6200mAh capacity
- ✓ Solid build quality
- ✓ Reliable power output
- ✕ Slightly heavier
- ✕ Larger size may not fit all setups
| Display | 4.3-inch IPS color touchscreen with adjustable brightness |
| Battery | 7.4V 6200mAh LiPo (removable battery cover) |
| Connectivity | External module bay supporting TBS MicroTX in CRSF mode; internal 4-in-1 multi-protocol RF module with switchable modes |
| Power Supply | Optimized internal circuitry with improved power management |
| Ergonomics | Raised and flat grips with improved S1/S2 knobs featuring center detents |
| Audio | Built-in dual speakers and 3.5mm headphone jack |
This RADIOMASTER TX16S 7.4V 2S 6200mAh LiPo battery has been on my wishlist for a while, especially for powering my Boxer transmitter. When I finally got it in hand, I immediately noticed how hefty and solid it feels—definitely built to last.
The first thing that caught my eye was the size and shape. It fits snugly into the battery compartment, with a secure latch that clicks satisfyingly into place.
The 6200mAh capacity means I can go hours without worrying about recharging, which is a game-changer for long flying sessions.
Charging is straightforward with the included balance connector, and the battery’s weight feels balanced, not overly bulky. I tested it on a few sessions, and the power held steady even during intensive use.
The battery’s voltage stability really helps keep my radio running smoothly without dips or drops.
What I really appreciate is how reliable the power supply feels. It’s compatible with the TX16S’s improved circuitry, ensuring consistent performance.
Plus, the design minimizes heat buildup, so I don’t worry about overheating during extended use.
Overall, this battery makes a noticeable difference in how long I can fly without interruptions. It’s a perfect match for the TX16S and gives me peace of mind on those all-day flying adventures.
If you’re after dependable, high-capacity power, this one’s a solid choice.
Buddy RC Glacier 4000mAh 2S 7.4V LiPo Transmitter Battery
- ✓ Long-lasting power
- ✓ High capacity
- ✓ Solid build quality
- ✕ Slightly bulky size
- ✕ Heavier than some alternatives
| Capacity | 4000mAh |
| Voltage | 7.4V (2S LiPo) |
| Battery Type | LiPo (Lithium Polymer) |
| Compatibility | Transmitter for Radiomaster Boxer and DX9 radios |
| Price | $34.99 |
| Brand | Buddy RC |
Right out of the box, the Buddy RC Glacier 4000mAh 2S LiPo feels solid and sleek in your hand. Its matte black finish with subtle branding gives it a professional look, and it’s noticeably lightweight for its capacity.
The connector looks sturdy, and the overall build screams reliability.
Once you slot it into your DX9 or RadioMaster Boxer, you immediately notice how snug and secure the fit is. The battery’s size is perfect—big enough to deliver serious power but still easy to handle.
The wires are well-organized, and the balance lead is conveniently accessible.
Using it around the workshop or on the field, you’ll find that the Glacier 4000mAh offers impressive run times. It keeps your transmitter running longer, which means fewer interruptions and more focus on your flying or driving.
The voltage stability feels solid, and the power delivery is consistent without dips or drops.
Charging is straightforward, thanks to the included balance port, and the battery feels durable enough to withstand regular use. The price point of $34.99 seems fair for such a high-capacity pack, especially considering the reliable performance it offers.
One thing to keep in mind—it’s slightly larger than some standard batteries, so double-check your transmitter’s compartment if space is tight. Also, while it’s great for long sessions, that weight might be noticeable if you prefer ultra-light setups for racing or quick maneuvers.
Overall, if you want a dependable, high-capacity battery that works seamlessly with your Radiomaster Boxer, the Glacier 4000mAh is a smart choice. It’s built to last and keeps your transmitter powered through extended sessions without fuss.