In depth comparison and review of ASUS Zenfone 8 Flip and Realme 9i. 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 Flip | Realme 9i |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | ZS672KS | - | |
| Form Factor | Touch | Touch | |
| Height | 165.04 mm | 164.4 mm | ASUS Zenfone 8 Flip has greater height than Realme 9i. |
| Width | 77.28 mm | 75.7 mm | ASUS Zenfone 8 Flip has greater width than Realme 9i. |
| Depth | 9.6 mm | 8.4 mm | Realme 9i is narrower than ASUS Zenfone 8 Flip. |
| Weight | 230 g | 190 g | Realme 9i is lighter than ASUS Zenfone 8 Flip. |
| Body Colour | Galactic black | Prism black | Prism blue | |
| Body Material | Glass | - | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.43 W/kg (head), 1.245 W/kg (body), 3.504 W/kg (limb) | 1.02 W/kg (body), 2.072 W/kg (limb), 0.788 W/kg (head) | |
| Connector Type | USB Type-C - 24 pin USB-C | 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 Flip | Realme 9i |
|---|
| Display Type | OLED display | - | |
|---|---|---|---|
| Display Technology | AMOLED | - | |
| Screen Size (Display Size) | 6.67" | 6.6" | ASUS Zenfone 8 Flip has larger screen size than Realme 9i. |
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 2412 x 1080 pixels | Realme 9i has better screen resolution than ASUS Zenfone 8 Flip. |
| Display Format | Full HD+ | Full HD+ | |
| Pixel Density | - | 401 ppi | |
| Aspect Ratio | 20:9 | - | |
| Max Brightness | 1000 cd/m² | 480 cd/m² | ASUS Zenfone 8 Flip has better display brightness than Realme 9i. |
| HDR | Yes | - | ASUS Zenfone 8 Flip has HDR. |
| HDR Technology | HDR10+ | - | |
| Display Enhancement Technology | DC Dimming | Ultra-Smooth | |
| Display Refresh Rate | 90 Hz | 90 Hz | Both phones have the same refresh rate. |
| Touch Sampling Rate | - | 180 Hz | |
| Display Features | ASUS Glove Touch technology, Delta-E < 1, NanoEdge display, 105% NTSC, 110% DCI-P3 | 5-level fresh rates | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 6 (scratch resistant glass) | Dragontrail PRO (scratch resistant glass) |
| PROCESSOR | ASUS Zenfone 8 Flip | Realme 9i |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 888 5G | Qualcomm Snapdragon 680 | |
|---|---|---|---|
| Processor Number | SM8350 | - | |
| Clock Speed | 2.84 GHz | 2.4 GHz | ASUS Zenfone 8 Flip has higher clock speed than Realme 9i. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | Qualcomm ADRENO 660 | Qualcomm ADRENO 610 |
| MEMORY | ASUS Zenfone 8 Flip | Realme 9i |
|---|
| RAM | LPDDR5 SDRAM - 8 GB | LPDDR4X SDRAM - 4 GB + up to 11 GB virtual extension | ASUS Zenfone 8 Flip has more RAM than Realme 9i. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 256 GB | 128 GB | ASUS Zenfone 8 Flip has more internal memory than Realme 9i. |
| Memory Interface | UFS 3.1 | UFS 2.1 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSD, microSDXC - up to 2 TB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | ASUS Zenfone 8 Flip | Realme 9i |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 3 | |
|---|---|---|---|
| Rear Camera Design | Flip | - | |
| Sensor Resolution | 64 Megapixel | 50 Megapixel | ASUS Zenfone 8 Flip has better camera resolution than Realme 9i. |
| Sensor Size | 1/1.7" | - | |
| Sensor Name | Sony Exmor RS IMX686 sensor | - | |
| Lens Type | Wide-angle lens | - | |
| Lens Aperture | F/1.8 | F/1.8 | Both phones have the same camera lens aperture. |
| Lens Construction | - | 5-element | |
| Field of View (FoV) | 78.3 degree(s) | - | |
| Pixel Size | 0.8 μm | - | |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | ASUS Zenfone 8 Flip has optical stabilisation. |
| Focus Adjustment | - | Automatic | |
| Minimum Focal Length (Focal Distance) | 26.6 mm | - | |
| Special Effects | - | HDR | |
| Camera Modes | Slow motion video, Time-lapse mode, Pro mode, Auto Panorama | Panorama, Slow motion mode, night mode, Expert Mode, portrait mode, Timelapse video, Ultra Macro Mode, 50MP mode, Super Text, Digital Zoom mode | |
| 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 30fps, Slo-mo video 3840 x 2160 (4K) at 120 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 1280 x 720 (720p) at 120 fps | |
| Camera Features (Functions) | 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 | Phase Detect Auto-Focus (PDAF), AI Triple camera |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | 2 Megapixel | ASUS Zenfone 8 Flip has better second camera resolution than Realme 9i. |
|---|---|---|---|
| Sensor Size (2nd Camera) | 1/2.55" | - | |
| Sensor Name (2nd Camera) | Sony Exmor RS IMX363 sensor | - | |
| Lens Type (2nd Camera) | Ultra wide-angle lens | - | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.4 | ASUS Zenfone 8 Flip has better second camera lens aperture than ASUS Zenfone 8 Flip. |
| Pixel Size (2nd Camera) | 1.4 μm | - | |
| Minimum Focal Length (2nd Camera) | 14.3 mm | - | |
| Camera Functions (2nd Camera) | - | Macro camera | |
| Camera Features (2nd Camera) | Dual Pixel Phase Detect Auto-Focus (PDAF), Real-time distortion correction, Dual Pixel image sensor, 4cm macro photography | 4cm macro photography |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 8 Megapixel | 2 Megapixel | ASUS Zenfone 8 Flip has higher resolution third camera than Realme 9i. |
|---|---|---|---|
| Sensor Size (3rd Camera) | 1/2.55" | - | |
| Lens Type (3rd Camera) | Telephoto lens | - | |
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Pixel Size (3rd Camera) | 1.4 μm | - | |
| Optical Zoom | 3x | - | |
| Digital Zoom | 12x | - | |
| Camera Functions (3rd Camera) | - | B&W lens | |
| Camera Features (3rd Camera) | Dual Pixel image sensor | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 0 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | - | 16 Megapixel | |
| Lens Aperture (Front) | - | F/2.1 | |
| Lens Element Qty (Front) | - | 5-element | |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | - | Panorama, Time-lapse mode, night mode, portrait mode, AI Beauty | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps |
| BATTERY AND CHARGING | ASUS Zenfone 8 Flip | Realme 9i |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 5000 mAh | Both phones have the same battery capacity. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 4.0, Power Delivery 3.0 | Dart Charge | Both phones have fast charging technology. |
| Recharge Time (Charging Time) | 1.7 hours | - | |
| Standby Time | - | 995 hours | |
| Talk Time | - | 2904 minutes | |
| Run Time Details | - | Standby: up to 995 hrs Talk: up to 2904 min WhatsApp: up to 20.7 hrs Playback (Music): up to 116.3 hrs |
|
| Battery Technology | Lithium polymer | - |
| CELLULAR | ASUS Zenfone 8 Flip | Realme 9i |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 5G | 4G | ASUS Zenfone 8 Flip has more advanced generation mobile network. |
| Operating System | Android 11 | Android 11 | |
| User Interface | ASUS ZenUI 8.0 | Realme UI 2.0 | |
| Navigation | GPS, GLONASS, BeiDou, Galileo, QZSS, NavIC | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | ASUS Zenfone 8 Flip | Realme 9i |
|---|
| Data Transmission | GPRS, EDGE, HSPA+, FDD-LTE, TDD-LTE, DC-HSPA+, 5G NR FR1 | FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 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 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1800, 1700, 850, 800, 900, 800 | 2100, 850, 900 | |
| 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 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 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 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| 5G NR Band | 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 | - | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac/ax, Wi-Fi 6E | Wi-Fi | |
| Bluetooth | Bluetooth 5.2 EDR | Bluetooth 5.0 | |
| Bluetooth Profiles | A2DP | - | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Modem | Snapdragon X60 5G | - |
| MEDIA | ASUS Zenfone 8 Flip | Realme 9i |
|---|
| Supported Digital Audio Standards | Apt-X, apt-X HD | - | |
|---|---|---|---|
| Sound Enhancements | Dirac HD Sound, Hi-Res audio certified, OZO Audio, Qualcomm aptX Adaptive | - | |
| Audio Amplifier | Dual NXP TFA9874 | - |
| FEATURES | ASUS Zenfone 8 Flip | Realme 9i |
|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, G-sensor, hall sensor, gyroscope | Accelerometer, proximity sensor, magnetometer, light sensor | |
|---|---|---|---|
| Security Devices | Fingerprint reader (under display), face recognition | Fingerprint reader (side) | |
| Additional Phone Features | 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 | Dual microphones, Fast Charging, Super power saving mode, dual stereo speakers |
| OTHERS | ASUS Zenfone 8 Flip | Realme 9i |
|---|
| Included Accessories | SIM card removal tool, USB-C to USB-C cable, protective case, power adapter (30 W) | Screen protection film, SIM card removal tool, USB-C cable, protective case, 33W charger |
|---|
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