In depth comparison and review of ASUS Zenfone 8 and ASUS Zenfone 8 Flip. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | ASUS Zenfone 8 | ASUS Zenfone 8 Flip |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | ZS590KS | ZS672KS | |
| Form Factor | Touch | Touch | |
| Height | 148 mm | 165.04 mm | ASUS Zenfone 8 Flip has greater height than ASUS Zenfone 8. |
| Width | 68.5 mm | 77.28 mm | ASUS Zenfone 8 Flip has greater width than ASUS Zenfone 8. |
| Depth | 8.9 mm | 9.6 mm | ASUS Zenfone 8 is narrower than ASUS Zenfone 8. |
| Weight | 169 g | 230 g | ASUS Zenfone 8 is lighter than ASUS Zenfone 8. |
| Body Colour | Obsidian black | Galactic black | |
| Body Material | - | Glass | |
| Protection | Drop-proof, water-resistant, dust-resistant | - | |
| Waterproof (Water-resistant) | Yes | - | ASUS Zenfone 8 is waterproof. |
| IP rating | IP68, IP65 | - | |
| SAR Value | 1.582 W/kg (body), 1.412 W/kg (head), 3.498 W/kg (limb) | 1.43 W/kg (head), 1.245 W/kg (body), 3.504 W/kg (limb) | |
| Integrated Components | FM radio | - | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C | |
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | ASUS Zenfone 8 | ASUS Zenfone 8 Flip |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | AMOLED | AMOLED | |
| Screen Size (Display Size) | 5.9" | 6.67" | ASUS Zenfone 8 Flip has larger screen size than ASUS Zenfone 8. |
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 2400 x 1080 pixels | Both phones have the same screen resolution. |
| Display Format | Full HD+ | Full HD+ | |
| Aspect Ratio | 20:9 | 20:9 | |
| Max Brightness | 1100 cd/m² | 1000 cd/m² | ASUS Zenfone 8 has better display brightness than ASUS Zenfone 8 Flip. |
| HDR | Yes | Yes | Both phones have HDR. |
| HDR Technology | HDR10+ | HDR10+ | |
| Display Enhancement Technology | DC Dimming | DC Dimming | |
| Display Refresh Rate | 120 Hz | 90 Hz | ASUS Zenfone 8 has better refresh rate than ASUS Zenfone 8 Flip. |
| Touch Sampling Rate | 240 Hz | - | |
| Display Features | Always-on display, Glove Touch, Delta-E < 1, 107% NTSC, 151.9% sRGB, 112% DCI-P3 | ASUS Glove Touch technology, Delta-E < 1, NanoEdge display, 105% NTSC, 110% DCI-P3 | |
| Display Protection (Screen Protector) | Corning Gorilla Glass Victus (scratch resistant glass) | Corning Gorilla Glass 6 (scratch resistant glass) |
| PROCESSOR | ASUS Zenfone 8 | ASUS Zenfone 8 Flip |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 888 5G | Qualcomm Snapdragon 888 5G | |
|---|---|---|---|
| Processor Number | - | SM8350 | |
| Clock Speed | 2.842 GHz | 2.84 GHz | ASUS Zenfone 8 has higher clock speed than ASUS Zenfone 8 Flip. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | Qualcomm ADRENO 660 | Qualcomm ADRENO 660 |
| MEMORY | ASUS Zenfone 8 | ASUS Zenfone 8 Flip |
|---|
| RAM | LPDDR5 SDRAM - 8 GB | LPDDR5 SDRAM - 8 GB | Both phones have the same RAM size. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 256 GB | ASUS Zenfone 8 Flip has more internal memory than ASUS Zenfone 8. |
| Memory Interface | UFS 3.1 | UFS 3.1 | |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSD, microSDXC - up to 2 TB |
| CAMERA | ASUS Zenfone 8 | ASUS Zenfone 8 Flip |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 3 | |
|---|---|---|---|
| Rear Camera Design | - | Flip | |
| Sensor Resolution | 64 Megapixel | 64 Megapixel | Both phones have the same camera resolution. |
| Sensor Size | 1/1.7" | 1/1.7" | Both phones have the same camera sensor size. |
| Sensor Name | Sony Exmor RS IMX686 sensor | Sony Exmor RS IMX686 sensor | |
| Lens Type | Wide-angle lens | Wide-angle lens | |
| Lens Aperture | F/1.8 | F/1.8 | Both phones have the same camera lens aperture. |
| Field of View (FoV) | 78.3 degree(s) | 78.3 degree(s) | Both phones have the same lens field of view. |
| Pixel Size | 1.6 μm | 0.8 μm | ASUS Zenfone 8 has larger camera pixel size than ASUS Zenfone 8 Flip. |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | Both phones have optical image stabilization. |
| Minimum Focal Length (Focal Distance) | 26.6 mm | 26.6 mm | |
| Camera Modes | Slow motion video, Time-lapse mode, Pro mode | Slow motion video, Time-lapse mode, Pro mode, Auto Panorama | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, Slo-mo video 1280 x 720 (720p) at 480 fps, 7680 x 4320 (8K) at 24 fps, Slo-mo video 3840 x 2160 (4K) at 120 fps | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, Slo-mo video 1280 x 720 (720p) at 480 fps, 7680 x 4320 (8K) at 30fps, Slo-mo video 3840 x 2160 (4K) at 120 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), 3-axis electronic image stabilisation, 4-axis optical image stabilisation, Motion tracking, Quad Bayer technology, 2x1 On-Chip Lens (OCL) | Phase Detect Auto-Focus (PDAF), 3-axis electronic image stabilisation, Wind Noise Filter, Motion tracking, Quad Bayer technology, HyperSteady, Free Zoom, Mic Focus, 2x1 On-Chip Lens (OCL), Quick Flip Angle camera |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | 12 Megapixel | Both phones have the same second camera resolution. |
|---|---|---|---|
| Sensor Size (2nd Camera) | 1/2.55" | 1/2.55" | Both phones have the same sensor size of the second camera. |
| Sensor Name (2nd Camera) | Sony Exmor RS IMX363 sensor | Sony Exmor RS IMX363 sensor | |
| Lens Type (2nd Camera) | Ultra wide-angle lens | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.2 | Both phones have the same second camera lens aperture. |
| Pixel Size (2nd Camera) | 1.4 μm | 1.4 μm | Both phones have the same second camera pixel size. |
| Minimum Focal Length (2nd Camera) | - | 14.3 mm | |
| Focal Length Equivalent to 35mm Camera | 14.3 | - | |
| Camera Features (2nd Camera) | Real-time distortion correction, 4cm macro photography, Dual Phase Detect Auto-Focus (PDAF) | Dual Pixel Phase Detect Auto-Focus (PDAF), Real-time distortion correction, Dual Pixel image sensor, 4cm macro photography |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 8 Megapixel | |
|---|---|---|---|
| Sensor Size (3rd Camera) | - | 1/2.55" | |
| Lens Type (3rd Camera) | - | Telephoto lens | |
| Pixel Size (3rd Camera) | - | 1.4 μm | |
| Optical Zoom | - | 3x | |
| Digital Zoom | - | 12x | |
| Camera Features (3rd Camera) | - | Dual Pixel image sensor |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 0 | |
|---|---|---|---|
| Sensor Resolution (Front) | 12 Megapixel | - | |
| Sensor Name (Front) | Sony Exmor RS IMX663 sensor | - | |
| Lens Aperture (Front) | F/2.4 | - | |
| Pixel Size (Front) | 1.22 μm | - | |
| Focus Adjustment | Automatic | - | |
| Camera Modes (Front) | Portrait | - | |
| Camera Features (Front) | Dual Pixel technology, EIS video stabilisation, Dual Phase Detect Auto-Focus (PDAF) | - |
| BATTERY AND CHARGING | ASUS Zenfone 8 | ASUS Zenfone 8 Flip |
|---|
| Battery Capacity (Battery Size) | 4000 mAh | 5000 mAh | ASUS Zenfone 8 Flip has larger battery capacity than ASUS Zenfone 8. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 4.0, Power Delivery 3.0 | Qualcomm Quick Charge 4.0, Power Delivery 3.0 | Both phones have fast charging technology. |
| Recharge Time (Charging Time) | - | 1.7 hours | |
| Battery Technology | - | Lithium polymer |
| CELLULAR | ASUS Zenfone 8 | ASUS Zenfone 8 Flip |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 5G | 5G | Both phones have the same mobile network generation. |
| Operating System | Android 11 | Android 11 | |
| User Interface | ASUS ZenUI 8.0 | ASUS ZenUI 8.0 | |
| Navigation | GPS, GLONASS, BeiDou, Galileo, QZSS, NavIC | GPS, GLONASS, BeiDou, Galileo, QZSS, NavIC |
| COMMUNICATIONS | ASUS Zenfone 8 | ASUS Zenfone 8 Flip |
|---|
| Data Transmission | GPRS, EDGE, HSPA+, FDD-LTE, TDD-LTE, DC-HSPA+, Gigabit LTE, 5G NR FR1 | GPRS, EDGE, HSPA+, FDD-LTE, TDD-LTE, DC-HSPA+, 5G NR FR1 | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 6, Band 8, Band 19 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 6, Band 8, Band 19 | |
| 3G UMTS Frequency | 2100, 1900, 1800, 1700, 850, 800, 900, 800 | 2100, 1900, 1800, 1700, 850, 800, 900, 800 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 34, Band 38, Band 39, Band 40, Band 41, Band 42 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 34, Band 38, Band 39, Band 40, Band 41, Band 42 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 3500 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 3500 | |
| 5G NR Band | N1, n2, n3, n5, n7, n8, n20, n28, n38, n77, n78, n12 | N1, n2, n3, n5, n7, n8, n20, n28, n38, n77, n78, n12 | |
| 5G NR Frequency | FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 3700, TDD TD 3500, n12 | FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 3700, TDD TD 3500, n12 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac/ax | IEEE 802.11a/b/g/n/ac/ax, Wi-Fi 6E | |
| Bluetooth | Bluetooth 5.2 EDR | Bluetooth 5.2 EDR | |
| Bluetooth Profiles | HFP, OPP, PAN, A2DP, AVRCP, HID | A2DP | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Modem | Snapdragon X60 5G | Snapdragon X60 5G |
| MEDIA | ASUS Zenfone 8 | ASUS Zenfone 8 Flip |
|---|
| Supported Digital Audio Standards | - | Apt-X, apt-X HD | |
|---|---|---|---|
| Sound Enhancements | Dirac HD Sound, ASUS Audio Wizard, Hi-Res audio certified, OZO Audio, Qualcomm aptX audio, Qualcomm aptX HD audio, Qualcomm aptX Adaptive | Dirac HD Sound, Hi-Res audio certified, OZO Audio, Qualcomm aptX Adaptive | |
| Audio Amplifier | Dual Cirrus Logic CS35L45 | Dual NXP TFA9874 |
| FEATURES | ASUS Zenfone 8 | ASUS Zenfone 8 Flip |
|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, G-sensor, gyroscope | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, G-sensor, hall sensor, gyroscope | |
|---|---|---|---|
| Security Devices | Fingerprint reader (under display), face recognition | Fingerprint reader (under display), face recognition | |
| Additional Phone Features | MIMO technology, AudioWizard, One Hand Mode, ARCore, Triple internal microphones with ASUS Noise Reduction Technology, Multi-Magnet Stereo Speakers | MIMO technology, Power Saving Mode, AudioWizard, Smart Key, One Hand Mode, ASUS Noise Reduction technology, ARCore, dual stereo speakers, triple noise reduction microphones, system mode |
| OTHERS | ASUS Zenfone 8 | ASUS Zenfone 8 Flip |
|---|
| Included Accessories | SIM card removal tool, USB-C to USB-C cable, protective case, power adapter (30 W) | SIM card removal tool, USB-C to USB-C cable, protective case, power adapter (30 W) | |
|---|---|---|---|
| Compliant Standards | IP68, IP65, SGS Eye Care Display Certification, SGS Seamless Pro 120Hz Certification | - | |
| Max Height of Shock Resistance | 2 m | - |
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