Top 10 7.4 V Battery Review 2024

A 7.4 v battery is a rechargeable battery common in various low-powered applications. Usually, it is a lithium-ion or lithium polymer battery type known for its high power density and long lifespan. Due to popular usage in different devices, many battery brands offer 7.4 v battery models that can confuse you. However, this top 10 7.4 v battery review will help you to decide the most suitable battery for your electric device.

Part 1. 7.4 V battery overview

Two lithium-ion or lithium polymer batteries of 3.7v are connected in a series to make a 7.4 v battery. This 7.4 v battery offers several advantages, including being lightweight, high energy, and having a long lifespan. You will find hundreds of 7.4v batteries in different capacities and sizes in the market. Moreover, these batteries come with different connectors and even without connectors. Therefore, it is really important to understand your 7.4 v battery needs before choosing any battery. That is why this top 10 7.4 v battery review will help you decide the right battery for your needs.

Part 2. Top 10 7.4 V batteries review 2024

1. Ufine 10000mAh 7.4 V Battery

• Brand: Ufine

• Price: Get Quote

• Capacity: 10000mAh

• Discharge Current: 0.2C to 0.5C

• Cycle life: 500 at 80% DoD

• Dimensions: 105 x 61 x 25 mm

• Weight: 368g

The Ufine Battery is a leading polymer lithium-ion cell manufacturer. It not only manufactures various 7.4 v battery models but also battery customization services. Ufine’s 7.4 v battery is a reliable choice for RC vehicles, power banks, power tools, gadgets, toys, medical equipment, tablets, and smartphones. It has upto 0.5C discharge current to deliver consistent power output for high-performance applications. Its compact size and open wire enable it to fit in any electrical device.

2. Turnigy Nano-Tech  7.4 v Battery

• Brand: Turnigy

• Price: $4.90

• Capacity: 550mAh

• Discharge Rate: 65C

• Dimensions: 56 x 30 x 12 mm

• Weight: 20g

Turnigy 7.4 v battery is a one-stop solution for all E-flite needs. It is a nano-tech li-poly 7.4 v battery designed for serious performance. Advanced LiCo nano-technology allows for the smooth passage of electrons. Similarly, 20g weight and 65C high energy burst pushes unreal straight-up performance for RCs. you can get this 7.4 v battery for only $4.90 providing a high feature in the lowest possible price bracket.

3. Gens Ace 7.4 v Battery

• Brand: Gens Ace

• Price: $25.54

• Capacity: 3000mAh

• Discharge Rate: 1C

• Dimensions: 98 x 28.5 x 17.5 mm

• Weight: 128g

Gens Ace has a 3000mAh 7.4 v battery with stacking technology enabling single-cell capacities of 3000 mAh. It helps to achieve more backup and high performance. Moreover, the 1C discharge rate balances power for medium and some high-power applications. Gens Ace provides 1-year warranty over a 7.4 v battery suitable for power tools, medical equipment, RC vehicles, and power banks.

4. Tattu 7.4 v Battery

• Brand: Tattu

• Price: $7.79

• Capacity: 450mAh

• Discharge Rate: 75C

• Dimensions: 44 x 25 x 14 mm

• Weight: 29g

Tattu is a well-known battery brand in RC toys. It has a 7.4 v battery with vibration-proof and fireproof material that is safe in a battery box. Tattu ensures safety through automatic computerized manufacturing production. If you are looking for a high-power battery for drones, RC planes, UAVs, and UAS this 7.4 v battery has a 75C discharge rate with a 150C burst discharge rate for 5 seconds. Moreover, the battery is lightweight, with a 450mAh capacity to ensure long battery backup.

5. Dynamite 7.4 v Battery

• Brand: Dynamite

• Price: $18.14

• Capacity: 350mAh

• Discharge Rate: 20C

• Dimensions: 75 x 36 x 18 mm

• Weight: 95g

The Dynamite 350mAh 7.4 v battery is a compact and powerful rechargeable lithium-ion power source designed for RC models, portable electronics, and other high-draw devices. Priced at $18.14, this battery pack delivers a nominal 7.4V with a 350mAh capacity and a 20C continuous discharge rate, providing ample current and runtime for demanding applications. Similarly, the battery has built-in safety protections and a durable, lightweight casing to ensure reliable and efficient performance. It makes an excellent choice for powering a variety of portable electronics and RC models.

6. CNHL 7.4 v Battery

• Brand: CNHL

• Price: $6.49

• Capacity: 2200mAh

• Discharge Rate: 30C

• Dimensions: 108 x 36 x 18 mm

• Weight: 127g

CNHL is an emerging battery brand that has a 7.4 v battery for 1/10, 1/16, and 1/18 scale RC vehicles. The 2s power configuration provides ample power to run devices for a longer time. The battery has 127g weight 60C burst discharge rate and 30C continual discharge rate. For $6.49 a 2200mAh battery with a 1-year warranty will not require frequent replacements. However, in the long run, you should charge and use the battery with proper care.

7. Combatics 7.4 v Battery

• Brand: Combatics

• Price: $8.15

• Capacity: 400mAh

• Discharge Rate: 20C

• Dimensions: 44 x 21 x 15 mm

• Weight: 25g

Combatic provides a compact solution for small, lightweight devices. Because this 7.4 v battery is only 25g with 44 x 21 x 15 mm dimensions, for small drones, RC planes, boats, and cameras, this battery fits easily. However, being a small 7.4 v battery, it can deliver a 20C discharge rate with 400 volts of capacity. Combatics has set a $8.15 price tag, which is a bit high compared to some discussed battery brands.

8. MaxAmps 7.4 v Battery

• Brand: MaxAmps

• Price: $549

• Capacity: 46000mAh

• Dimensions: 192 x 92 x 45 mm

• Weight: 1624g

MaxPower is one of the battery brands that offers the highest capacity in a 7.4 v battery. It has a 45000 mAh capacity and can give long hours of backup for important electronic devices. MaxAmps gives a lifetime warranty with ISO 9001, ISO 14001, and NDAA certifications. Moreover, you can choose any connector that matches your device. However, the price of this battery can be a real concern for some people, as spending $549 is a much more expensive choice.

9. Ovonic 7.4 v Battery

• Brand: Ovonic

• Price: $35.35

• Capacity: 6200mAh

• Discharge Rate: 50C

• Dimensions: 138 x 46 x 24 mm

• Weight: 280g

Ovonic is a professional brand that manufactures high-rate and high-quality Lipo 7.4 v battery with 6200mAh capacity. Over 20 years, the company has developed its batteries by employing advanced technologies. This battery comes with a Dean plug for RC vehicles such as  1/10 RC short course, monster trucks, and crawlers, and it is also available in using 2 packs for 1/8 scale Truggy. Having a 6200mAh capacity and 50C discharge rate, this battery is available at $35.35.

10. Enter Power 7.4 V Battery

• Brand: Ener Power

• Price: $48.50

• Capacity: 10000mAh

• Discharge voltage: 6V

• Cycle life: 300 at 80% DoD

• Dimensions: 72 x 44 x 44 mm

• Weight: 300g

Ener Power offers a high-capacity 7.4 v battery with a 35C discharge rate. It is perfect for demanding RC applications. The 7.4 v battery has built-in PCB protection and can recharge up to 500 times. Moreover, the battery has no memory effect, and it has a robust design and reliable performance, making it a top choice for extended run times and consistent power output. Ener Power 7.4 v battery is an open circuit, so you can customize it to your needs.

Part 3. Conclusion

Overall, the 7.4 v battery market in 2024 offers a variety of options to suit different needs and budgets. This top 10 7.4 v battery review will help you to choose the right battery. However, Ufine battery offers a 7.4 v battery as the overall best battery option for various needs. These are best if you are looking for high-performance, extended run time, or cost-effective solutions.

Gerald

Electronic Engineering Writer

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