Realme 8i (128GB/4GB) vs Asus Zenfone Max Pro M2 (ZB631KL 128GB)
Side by side comparison between Realme 8i vs Asus Zenfone Max Pro (M2) phones, differences, pros, cons and full specifications. What's the better?
,
6.6"
IPS
IPS
1080x2412
50
MP
MP
16mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
6.26"
IPS
IPS
1080x2280
12
MP
MP
13mp
6GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Realme 8i (128GB/4GB)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
14 Advantages 
8 Advantages | 29 Common items in both devices |
| 128GB (104GB available) / 128GB (110GB available) |
| Until 1TB microSD, microSDXC |
| 8.5 millimeters (0.33 inches) |
| Plastic body, glass front |
| TFT IPS LCD |
| 16 million |
| Only digital zoom |
| +22 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| Realme 8i (128GB/4GB) | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| Model | Realme 8i (128GB/4GB) | Zenfone Max Pro M2 (ZB631KL 128GB) |
| Other model names | Realme 8i RMX3151 (128GB+4GB RAM) | Asus Zenfone Max Pro M2 ZB631KL (6GB RAM), X01BDA |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | Realme | Asus |
| Release date | 9/14/2021, Announced: 9/9/2021 | 12/1/2018 |
| Depth | 8.5 millimeters (0.33 inches) | 8.5 millimeters (0.33 inches) |
| Size (width x height) | 75.5 x 164.1 millimeters (2.97 x 6.46 in) | 75.5 x 157.9 millimeters (2.97 x 6.22 in) |
| Weight | 194 grams (6.79 ounces) | 175 grams (6.13 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Realme 8i (128GB/4GB) | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 6.6" inches | 6.26" inches |
| Screen-to-body ratio | ~84.6% (screen-to-body ratio) | ~82% (screen-to-body ratio) |
| Display resolution | 1080x2412 pixels (20:9) | 1080x2280 pixels (19:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 400 PPI | 403 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 6 |
| Refresh rate | 120Hz | 60Hz |
| Display features | 600nits[peak] | 450nits[typ] |
🤖 Operating System | ||
| Realme 8i (128GB/4GB) | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| System version | Android 11 | Android 8.1 Oreo |
| Firmware update | feature not registered | Android 9.0 Pie |
| User Interface | Realme UI 2.0 | ZenUI |
⚙️ Processor | ||
| Realme 8i (128GB/4GB) | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| Chipset | 64bit: MediaTek Helio G96 (12nm) | 64bit: Qualcomm Snapdragon 660 (SDM660) (14nm) |
| CPU | Octa-core, 2 processors: 2x 2.05GHz ARM Cortex-A76 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core) | Octa-core, 2 processors: 4x 2.2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core) |
| GPU graphical controller | ARM Mali-G57 MC2 (850MHz) | Qualcomm Adreno 512 (650MHz) |
| Performance (benchmark) | AnTuTu: 350000 (v9) | AnTuTu: 124039 (v7) Geekbench: 5169 (v4.4) GFXBench: 7.6fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Realme 8i (128GB/4GB) | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| RAM memory | 4GB LPDDR4X | 6GB LPDDR4 |
| Internal storage | 128GB (104GB available) UFS 2.1 | 128GB (110GB available) eMMC 5.1 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Realme 8i (128GB/4GB) | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 400/150 Mbps | 400/75 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/2100 | UMTS 850/900/2100 |
| Primary 4G network | LTE Cat13 (1, 3, 5, 8) TD-LTE (38, 40, 41) VoLTE | LTE Cat13 VoLTE Global version; LTE (1, 3, 5, 7, 8, 20) TD-LTE (40) America version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 28) TD-LTE (38, 41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/2100 | UMTS 850/900/2100 |
| Secondary 4G network | LTE Cat13 (1, 3, 5, 8) TD-LTE (38, 40, 41) VoLTE | LTE Cat13 VoLTE Global version; LTE (1, 3, 5, 7, 8, 20) TD-LTE (40) America version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 28) TD-LTE (38, 41) |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| Realme 8i (128GB/4GB) | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| Back camera (main camera) | (triple camera) 50 megapixels 2MP macro f/2.4 2MP depth f/2.4 | (dual camera) 12 megapixels 5MP depth f/2.4 |
| Main camera resolution | 8160x6120 pixels | 4000x3000 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash on both cameras |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | 26mm lens | 27mm lens |
| Sensor size | 1/2.76" inches | 1/2.9" inches |
| Pixel size | 0.64µm pixel | 1.25µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo on both cameras | HDR photo only main camera |
| Camera extras | feature not registered | 1080p@30/60fps Sony IMX486 sensor |
📸 Front camera | ||
| Realme 8i (128GB/4GB) | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| Front camera (secondary) | 16 megapixels | 13 megapixels |
| Front camera resolution | 4608x3456 pixels | 4128x3096 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | LED |
| Focal aperture | f/2.1 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | 1/3" inches | 1/3.1" inches |
| Pixel size | 1µm pixel | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Realme 8i (128GB/4GB) | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| Loudspeaker | Mono sound (not stereo) | Supported NXP amplifier |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Realme 8i (128GB/4GB) | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | Micro-B USB MHL |
| Bluetooth | 5.1 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Realme 8i (128GB/4GB) | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Realme 8i (128GB/4GB) | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 5000 mAh | 5000 mAh |
| Charger, watts | 18W Wired fast charging | 10W (5V/2A) Wired charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | 45 hours (1.9 days) |
| Standby | feature not registered | 833.3 hours (34.7 days) |
➕ Other features | ||
| Realme 8i (128GB/4GB) | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Space Black, Space Purple • Screen film protector • Case protector | • Colors: Blue, Titanium • Touch glove display |
☢️ Radiation rate | ||
| Realme 8i (128GB/4GB) | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |