Asus ROG Phone II vs Asus Zenfone 8 Flip: What is best?

Both ROG Phone II and Zenfone 8 Flip are Asus’s flagships. ROG Phone II introduced in 2019 and Zenfone 8 Flip unveiled in 2021. Here, to assist you to determine the right smartphone, we compare Asus ROG Phone II vs Asus Zenfone 8 Flip.

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ROG Phone II Zenfone 8 Flip
Pros
Pros
  • Higher battery capacity
  • 3.5mm jack
  • Better main camera
  • Telephoto camera
  • Support 5G connectivity
  • 8K recording
  • Higher performance chipset
Cons
Cons
  • No IP water resistance
  • No Telephoto camera
  • No 8K video recording
  • No Expandable storage
  • No wireless charging
  • No IP water resistance
  • No wireless charging
  • No 3.5mm audio jack

Asus ROG Phone II vs Asus Zenfone 8 Flip: Specifications

ROG Phone II Zenfone 8 Flip
CHIPSET
CHIPSET Snapdragon 855+ Snapdragon 888
CPU
CPU Octa-core Octa-core
GPU
GPU Adreno 640 Adreno 660
RAM
RAM 8GB or 12GB 8GB
STORAGE
STORAGE 128GB, 256GB, 512GB, or 1TB 128GB or 256GB
MicroSD
DISPLAY
DISPLAY AMOLED
6.59 inches
1080 x 2340
391 ppi
Super AMOLED
6.67 inches
1080 x 2400
395 ppi
REAR CAMERA
REAR CAMERA 48 MP main
13 MP ultrawide
4K@60fps
64 MP main
12 MP ultrawide
8 MP telephoto
8K@30fps
FRONT CAMERA
FRONT CAMERA 24 MP selfie
1080p@30fps
Uses the same back camera
BATTERY
BATTERY 6000 mAh
Fast Charging
5000 mAh
Fast Charging

Asus ROG Phone II vs Asus Zenfone 8 Flip: Design

The size and weight of the ROG Phone II are 171 x 77.6 x 9.5 mm and 240 g. Zenfone 8 Flip, on the other hand, is 165 x 77.3 x 9.6 mm, and weighs 230 g. Therefore, both of them are heavy, large devices. Consequently, both devices are harder to hold and use with one hand.

Each device has a premium grade build. Both use glass as the body material and aluminum for the frame.

On the ROG Phone II, there are narrow bezels. But Zenfone 8 Flip got a bezel-less design. Thus, both of them look stylish with a large screen to body ratio.

Both phones are not water-resistant. We, therefore, have to secure both phones against water damage.

ROG Phone II comes in Glossy Black and Matte Black shades. Zenfone 8 Flip, on the other hand, comes in Glacier Silver and Galactic Black colors.

ROG Phone II and Zenfone 8 Flip are of similar overall build quality. As a result, we can call this a tie.

Asus ROG Phone II vs Asus Zenfone 8 Flip: Display

ROG Phone II is fitted with a 6.59-inch AMOLED screen. On the other hand, Zenfone 8 Flip got a Super AMOLED display of 6.67-inch. ROG Phone II also has a resolution of 1080 x 2340 pixels in its display with a 391 ppi density. However, the display of Zenfone 8 Flip has a resolution of 1080 x 2400 pixels and a 395 ppi density.

ROG Phone II display also has a 19.5:9 aspect ratio. Zenfone 8 Flip display, on the other hand, has an aspect ratio of 20:9.

Videos look amazing on both phone displays. They both have high resolutions and create crisp details. Both of them also provide a superb gaming experience with amazing visuals. Furthermore, because of the OLED technology, both displays have a deep black color.

ROG Phone II’s display refresh rate is 120Hz, and the refresh rate of Zenfone 8 Flip is 90Hz. Thanks to the faster refresh rates, both phone screens offer lively visuals.

ROG Phone II also has HDR10, whereas Zenfone 8 Flip supports HDR10+. Both displays can give a wider range of colors with these technologies. Zenfone 8 Flip also has the Always-on display feature.

Both phones have comparable display quality and we can consider this a tie.

Asus ROG Phone II vs Asus Zenfone 8 Flip: Camera

ROG Phone II comes with a 48 MP main camera with an f/1.8 aperture and a 13 MP ultrawide camera with an f/2.4 aperture. On the other hand, Zenfone 8 Flip has a 64 MP main camera with an f/1.8 aperture, a 12 MP ultrawide camera with an f/2.2 aperture, and an 8 MP telephoto camera with an f/2.4 aperture.

The primary camera of the Zenfone 8 Flip is of better quality compared to the ROG Phone II primary camera. It is capable of taking sharper photos with lower noise. Daylight photos have vivid colors as well. On the other hand, the night photos are also better with lively colors and crisp details.

The main cameras of both phones support HDR to provide a wider color range.

Zenfone 8 Flip also has a Dual-LED flash.

The ultrawide cameras of both phones provide a higher angle of view. As a result, we can easily take wide landscape photos and wide group photos with both of them.

The telephoto camera of the Zenfone 8 Flip has a 3x optical zoom. This also has a better quality than the digital zoom. As a result, we can easily take distant scenes with higher quality.

ROG Phone II can capture 4K videos at 60fps from the main camera. Zenfone 8 Flip main camera, on the other hand, can capture 8K videos at 30fps.

Zenfone 8 Flip can also record HDR videos.

Overall, the rear camera setup of the Zenfone 8 Flip has a better quality than the ROG Phone II rear camera setup.

Asus ROG Phone II vs Asus Zenfone 8 Flip: Performance

ROG Phone II uses the Snapdragon 855+ chipset. It has an Octa-core CPU. On the other hand, Zenfone 8 Flip comes with the Snapdragon 888 chipset. It also has an Octa-core CPU. However, the CPU of the Snapdragon 888 gives a higher performance.

The chipset of the ROG Phone II has the Adreno 640 GPU. The chipset of the Zenfone 8 Flip, on the other hand, uses the Adreno 660 GPU. Adreno 660 also has a better graphics performance than the Adreno 640.

The following diagram shows the AnTuTu V8 performance benchmarks for the two devices.

Asus ROG Phone II

477138

Asus Zenfone 8 Flip

673827

Both phones provide excellent gaming performance because of the faster CPU and GPU. They both also provide smooth UI navigation. Applications also load in minimum time.

ROG Phone II features 8GB or 12GB of RAM, whereas Zenfone 8 Flip features 8GB of RAM. Thanks to this larger memory, both phones are capable of handling higher levels of multitasking. Both also provide better support for memory-intensive games and applications.

ROG Phone II also features 128GB, 256GB, 512GB, or 1TB of internal storage, whereas Zenfone 8 Flip comes with 128GB or 256GB of internal storage. Moreover, Zenfone 8 Flip comes with expandable storage using microSD. On the other hand, ROG Phone II doesn’t support expandable storage.

Because of the better chipset, Zenfone 8 Flip has a higher performance than the ROG Phone II.

Asus ROG Phone II vs Asus Zenfone 8 Flip: Battery and charging

ROG Phone II features a 6000 mAh battery. Zenfone 8 Flip, on the other hand, has a 5000 mAh battery. Thanks to the larger battery, ROG Phone II also provides a better battery life.

Each phone also supports fast charging.

Sound comparison

ROG Phone II has a headphone jack and we can use our headphones easily. On the other hand, Zenfone 8 Flip doesn’t have a headphone jack.

Both phones also feature stereo speakers. As a result, each provides higher quality sound.

Software and additional features comparison

ROG Phone II comes with Android 9.0 compared to the Android 11 of the Zenfone 8 Flip.

Each phone has an under-display optical fingerprint scanner.

ROG Phone II comes with Bluetooth 5.0 and Zenfone 8 Flip comes with Bluetooth 5.2. Therefore, they both have up-to-date support for the latest generation Bluetooth devices.

Each phone also comes with a USB Type-C port.

Conclusion

Zenfone 8 Flip is the overall winner here. Therefore, if you need to get a phone that comes with a higher performance, expandable storage, a better quality main camera, a telephoto camera, 5G support, and 8K video recording, it is better to go for the Zenfone 8 Flip. However, ROG Phone II has longer battery life and a 3.5 mm jack. As a result, ROG Phone II is also a worthy choice.