Top 5 Best Replacement Battery for iPhone 4 in 2023 Reviewed

Is your aging iPhone 4 device disappointing you with a below-par battery life? Do you always have to carry your charger with you everywhere you go just in case your phone dies? Well, the good news is that you can always restore your phone by investing in the best replacement battery for iPhone 4.

From our experience, a powerful replacement battery for this phone is one that:

  • Offers a decent power capacity (measured in mAh)
  • Is tested for quality and duly certified (e.g. by CE, RoHS, and FCC)
  • Backed by a warranty (at least a 1-year warranty)

Keeping all those factors in mind, we went ahead and listed down the 5 best alternatives available. Each one of these has its pros and cons, so be sure to look closer so you can make an informed choice.

Best Replacement Battery for iPhone 4

Replacement Battery for iPhone 4 – Comparison

Reading this post-on-the-go? You’d definitely benefit from using the comparison chart provided below. This is meant to help you make an informed choice, quicker.

RankingProduct NameDimensionsWeight
1Homsum 1430mAh iPhone 4S
2Generic iPhone 4
3Ombar Replacement Battery with 1430mAh.
4Stalion iPhone 4 Battery Replacement Battery3.2 x 1.9 x 0.3 inches3 ounces
5Battery+ 1420mAh Li-ion

1. Homsum 1430mAh iPhone 4S Replacement Battery

Designed to be compatible with the iPhone 4S, this replacement battery boasts a great battery life. At full capacity, it provides you with a capacity of 1430mAh power.

Ordinarily, that’s good enough to keep your phone working for at least 3 days if you use it for calling, texting and light browsing.

However, if you use your phone for extensive browsing and video calls, the battery power may reduce to a 24-hour cycle.

One thing we particularly like about this replacement unit is the fact that it has a built-in chip for added protection. The chip is designed to offer overcorrect and over temperature protection.

Last but not least, this replacement battery is RoHS, CE, and FCC certificated.


  • Great power capacity
  • CE, RoHS, and FCC certified
  • Has a built-in chip for additional protection
  • Protected by a 365-day money back guarantee
  • Comes with a complete installation kit


  • Its battery life reduces after about 12 months of use

2. Generic iPhone 4 Replacement Battery from Rissun INC.

This iPhone replacement is as compact as compact can get! Indeed, it’s designed to be small in size but huge in capacity.

A closer look at the packaging reveals that it comes with a full installation kit. That comprises some screwdrivers, case prying tool, a suction cup and so forth.

Installing this battery is pretty easy. And once done, you can always recharge it until it attains a full charge.

Basically, it takes about 3 hours to get to a full charge. Afterward, it lasts for at least a day or two – even if you use it to watch videos from YouTube.


  • Affordably priced
  • Easy to install
  • The battery is CE certified


  • Below-par customer support

3. Ombar Replacement Battery with 1430mAh.

Is it possible to find an iPhone replacement battery that costs below $15? Well, the Ombar replacement battery is, no doubt, one of them.

In fact, besides providing you with a 1430mAh capacity, it comes with a complete installation kit.

The icing on the cake is that it’s also duly certified. Yup, you’ve read that right. This battery is FCC, RoHS, and CE certificated meaning it’s pre-tested for quality and safety.

Installing the battery is a pretty straightforward process. In fact, there are dozens of YouTube videos on how to do that. And as far as power is concerned, this one is just as powerful as a brand new OEM battery.


  • Affordably priced
  • Great customer support
  • Great power supply
  • RoHS, CE, and FCC certificated


  • Its battery life is great, but not stellar
  • The company should improve on the installation guidelines

Also read: 5 Best Replacement Battery for iPhone 8 & Best Nexus 5X Case Reviews

4. Stalion iPhone 4 Battery Replacement Battery

Designed specifically for iPhone 4 devices, this unit from Stalion stuns with its simplicity. Its body is well sealed and compactly packaged. That makes it easy and secure to use.

If anything, the Li-ion polymer battery boasts both CE and RoHS certifications. That means it has been pre-tested and certified as safe for use at home.

The only issue we have with it is that it doesn’t come with an installation kit. Fortunately, Stalion has provided a set of well-written instructions to accompany it.

Above all, this unit is protected by a 24-month warranty. This ensures that your value for money is safeguarded at all times.


  • Recharges fast
  • Compact and easy to install
  • Duly certified by RoHS and CE
  • Backed by a 2-year warranty


  • Seems cheaply made
  • Doesn’t provide an installation kit

Related content: Top 5 Best Replacement Battery for iPhone 3 Reviews – Plus Buying Guide

5. Battery+ 1420mAh Li-ion Replacement Battery

Battery+ is designed to be compatible with the different kinds of iPhone 4 devices available. That’s to say it’s compatible with the 4GB, 16GB, and 32GB battery variants.

The battery works as a zero cycle unit and provides you with a capacity of 1420mAh. This allows you to get a battery life that rivals what’s offered in a new OEM battery.

Most importantly, this battery is easy to install and comes with a complete installation kit. On the flipside, though, it isn’t as powerful as you’d expect.

In fact, it barely lasts for 24 hours without demanding for a recharge.


  • Easy to install
  • Affordably priced
  • Great standby time


  • Only buy one that’s recently manufactured prior to the arrival date (older ones are pathetic)

Replacement Battery for iPhone 4 – Buying Guide

The iPhone 4 device is perhaps one of the best-made units from Apple to-date. However, in order for it to serve you for a few more years, you’d need to find the most appropriate replacement battery for it.

To do that, we’d recommend taking a few cautionary steps. Such steps include:

  • Confirming that it has at least 1400mAh power
  • Is certified by either CE, FCC, or RoHS (or all)
  • Capable of providing you with the power boost you need
  • Whether it comes with an installation kit or not
  • Whether it requires professional installers or not

Which One Is The Best?

Our topmost preferred iPhone 4 battery replacement is none other than the Homsum 1430mAh iPhone 4S Replacement Battery. Not only is it well-made but also covered by a 1-year warranty. Therefore, we generally feel that it delivers the greatest level of quality possible.

Final Thoughts

It’s time for your iPhone 4 to age like fine wine. If anything, we all know how great this phone model is. So, don’t settle for less. Get a great battery for it and start enjoying its awesome value!

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