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Realme GT2 - Smartphone Battery Life Performance Score

Updated: Jan 13, 2023


Battery Capacity mAh: 5000


World’s First Biopolymer Smartphone Design

Smartphone Battery Performance Overall Score: 48/100

Mid Tier Ranking: Ranking #10


We have listed what you need to know about the Realme GT2.

The Realme GT2 has arrived and we take a look at the main features as well as the smartphone battery performance. Our test results have been translated into ViserMark Labels designed to help you make an informed decision when buying a smartphone.


Smartphone Battery Performance Score and Battery Performance Results

Smartphone Battery Performance Overall Score: 48/100

The Realme GT2 joins another 6 devices with the same smartphone battery performance score of 48. Being powered by a 5000mAh battery capacity, the Realme GT2 has the same battery capacity as the OPPO A54 5G.

The OPPO Find X2 Lite is the closest rival to the Realme GT2. With 2 days of battery life use, the Realme GT2 is better than the OPPO Find X2 Lite, although the 1 rating in power efficiency lets the Realme GT2 down as the OPPO achieves 1.5 as a rating. There is only 1 minute dividing these 2 smartphones, the Realme GT2 has a faster charging time of 49 minutes.

All 6 smartphones with the same battery performance score of 48 reside in the Mid Tier range. This tier is the most competitive for smartphones, with the highest performance score being 68/100 and the lowest being 39/100.

Within the Mid Tier Ranking table, the Realme GT2 is another serious contender. There are 6 devices achieving the same score of 48/100 tested during 2019 - 2022.

As shown in the table below.

All the Battery Performance Scores can be seen in the Smartphone Ranking 2021 table.


Battery Performance Testing and Review - April 2022


Product - Good Points

The Realme GT2 has the following features:

It offers:

  • good battery life

  • good fast charging

  • innovative paper-like design

  • impressive camera 50MP camera

  • runs on Android 12

  • TCO 9.0 Certified Smartphone

  • environmentally-responsible packaging

  • made from an ISCC-certified biopolymer

Product - Be Aware of Points

The Realme GT2 lacks in performance in the following ways:

  • more expensive than other competitors

  • no telephoto cam

  • slightly better than its predecessor

  • no 3.5mm jack


Product Features and Specification

Release Date January 2022


6.62-inch OLED, FHD 1080 x 2400px


Qualcomm SM8350 Snapdragon 888 5G


128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM


Corning Gorilla Glass 5

Main Camera


8MP, Ultrawide

2MP macro

Front Camera



5000 mAh

Fast Charging 65W


Stereo speakers no headphone jack

Dimensions and Weight

162.9 x 75.8 x 8.6mm and 194.5g

Colours Available

Paper White, Paper Green, Steel Black, Titanium Blue


Let’s have a look at the review by ViserMark based on the results during testing.

You can find the full results of our battery performance testing below:

Overall Battery Performance

With an average price, of around 400 EURO the Realme GT2 is classed as a good Mid Tier smartphone. It has an excellent 50MP main camera and a good battery capacity with fast charging. The Realme GT2 Pro is a little pricer being around 550 EURO.

In our testing, Realme GT2 achieved the following test results:

Battery Performance Score – 48 out of 100

The overall Battery Performance Score is now a global score taking calculations from Battery Life, Power Efficiency and Charging Times.

Based on the battery performance testing results, this smartphone received a ViserMark score of 48/100. With this score, the Realme GT2 smartphone is ranked #57 overall achieving a satisfactory performance score, as seen in the ViserMark Smartphone Ranking 2021/22 table.


BATTERY LIFE - Days of Use

Based on the ViserMark test protocol, the Realme GT2 achieved a score of 2 days.

The Average Day of Use ViserMark score of a Mid Tier smartphone is “1.9” Day of Use places the Realme GT2 just above the average and towards the top half of the Day of Usage table and gains a ranking of #45 for overall smartphone Day of Usage score.

The best smartphones have a lifespan of 4 days as shown in the table below. You can see that there is a range of manufacturers trying to achieve the Wiko Power U20 4 Days of Usage - it remains ranked #1.

The Realme GT2 joins several Mid Tier smartphones that have managed to reach 2 Days of Usage and joins a very competitive area of the Mid Tier, as highlighted below.

The Realme GT2 has a battery capacity of 5000mAh. It does offer a good battery life, and when compared to other smartphones it has a solid battery performance. Also, improvements in this area have been made over the previous Realme GT series. Overall, the Realme GT2 reached a mid-table ranking of #45 for Days of Usage.


CHARGING TIME – Hours and Minutes

CHARGING TIME - Hours and Minutes

The charging time to 100% was an impressive 49 minutes to a full charge. With 65W fast charging, the Realme GT2 is able to compete well in this area.

Being in the top ten fastest charging smartphones tested so far, as seen in the Charge Times Ranking table.

Having reached the under 1-hour charging barrier, it joins Xiaomi, Oppo and OnePlus smartphone manufacturers, all offering some very impressive and extremely fast charging times. The Realme GT2 has an overall ranking of #9, a very good performance, with an average battery capacity of 5000mAh.

The average Charging Time is 1:39 for a smartphone within the ViserMark Mid Tier.

The Realme GT2 delivers 0.49 minutes of charging time, matching that of the Honor 50 and Oppo Reno 4 5G.

The graph shown below shows the Charging Times as well as the battery Days of Usage.

As you can see a majority of the smartphones show 2 Days of Usage.

The Realme GT2 offers 65W fast charging, it does compete well as a Mid Tier smartphone and is in the overall Top 10 of fastest Charging Times -see our Charging Times Table



There are several power-efficient processors, within today's smartphones, that can cope with the growing number of new applications and can support high-resolution displays without compromising battery life.

Power Efficiency is calculated using Battery Life and Battery Capacity. This is expressed in “Leaves", reflecting a rating between 1 being the least and 5 being the most power-efficient.

A Power Efficiency Score of 1.0 was given to the Realme GT2.

The average score for a Mid Tier smartphone is 1.6, meaning the Realme GT2 is just below the average in our power efficiency ViserMark Power Efficiency ranking table.

From the table shown below, we have the Power Efficiency results.

As you can see the Realme GT2 remains at the lower end of the Smartphone Power Efficiency table.


Should I buy it?

In conclusion, the Realme GT2 is a good smartphone, with excellent battery capacity. The Realme GT2 Pro is also available and more expensive to buy. Within the Mid Tier area, smartphones find it difficult to stand out above the rest, although the paper-like design helps - but it isn't really enough.


Extra Insights

Q: Does the Realme GT2 support 5G?

A: Yes it does

Q: Does the Realme GT2 have a headphone jack?

Q: Does the Realme GT2 support wireless charging?

Q: Does the Realme GT2 have dual-SIM capabilities?

Q: What storage and RAM variants is the Realme GT2 available in?

Q: Does the Realme GT2 have stereo speakers?

Q: Does the Realme GT2 have a microSD card slot?

Q: Is the Realme GT2 VoLTE enabled?


ViserMark tests are performed with the strictest protocol in a controlled environment to ensure repetition and consistency powered and automated by SmartViser’s test automation solution viSer. The automation test includes a variety of user actions from calls to social media and periods of standby times.


VCX (Valued Camera eXperience)

The VCX Forum has been working with its members on the system and infrastructure as a non-profit organisation. We strive to improve our technology to develop and exchange accurate and objective quality and performance indicators that are our ultimate goal. We will also serve as a compass for the smartphone camera industry. We appreciate your interest in VCX-Forum.

No VCX reviews are available for this smartphone.


See More Reviews



Realme is a Chinese smartphone manufacturer headquartered in Shenzhen, Guangdong. The company was founded on May 4, 2018, by Sky Li, who was the former vice president of Oppo. By July 2019, Realme had successfully entered 20 markets, including China, South Asia, Southeast Asia, and Europe. In June of 2020, Realme's global users of smartphones reached 35 million.


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