Asus Zenfone 8 (256GB/16GB) vs Xiaomi Redmi Note 9 Pro Max (64GB)
Side by side comparison between Asus Zenfone 8 vs Xiaomi Redmi Note 9 Pro Max phones, differences, pros, cons and full specifications. What's the better?
,
5.9"
AMOLED
AMOLED
1080x2400
64
MP
MP
12mp
16GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
vs
6.67"
IPS
IPS
1080x2400
64
MP
MP
32mp
6GB
RAM
RAM
Octa-core
5020
mAh
mAh
(Non removable)
What's the better phone? Asus Zenfone 8 (256GB/16GB)
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!
19 Advantages 
8 Advantages | 28 Common items in both devices |
| 16 million |
| 1080x2400 pixels |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus |
| HDR photo/video on both cameras / HDR photo on both cameras |
| Capacitive |
| +21 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 | ||
| Asus Zenfone 8 (256GB/16GB) | Redmi Note 9 Pro Max (64GB) | |
| Model | Zenfone 8 (256GB/16GB) | Redmi Note 9 Pro Max (64GB) |
| Other model names | Asus Zenfone 8 (ZS590KS, ZS590KS-2A007EU) | Xiaomi Note 9 Pro Max (6GB RAM) |
| Country or region available |  (Global, International) |  India, (Global, International) |
| Brand | Asus | Xiaomi |
| Release date | 5/13/2021, Announced: 5/12/2021 | 3/25/2020 |
| Depth | 8.9 millimeters (0.35 inches) | 8.8 millimeters (0.35 inches) |
| Size (width x height) | 68.5 x 148 millimeters (2.7 x 5.83 in) | 76.68 x 165.5 millimeters (3.02 x 6.52 in) |
| Weight | 169 grams (5.92 ounces) | 209 grams (7.32 ounces) |
| Build, materials | Aluminum frame, glass front/back | Plastic body, glass front/back |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | P2i certified: water repellent nano-coating |
📲 Display | ||
| Asus Zenfone 8 (256GB/16GB) | Redmi Note 9 Pro Max (64GB) | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 5.9" inches | 6.67" inches |
| Screen-to-body ratio | ~82.9% (screen-to-body ratio) | ~84.6% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 1080x2400 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 446 PPI | 395 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass Victus | Gorilla Glass 5 |
| Refresh rate | 120Hz | feature not registered |
| Display features | 700nits[typ], 1100nits[peak] HDR10+ Always-On Display | feature not registered |
🤖 Operating System | ||
| Asus Zenfone 8 (256GB/16GB) | Redmi Note 9 Pro Max (64GB) | |
| System version | Android 11 | Android 10 |
| Firmware update | Android 13 | feature not registered |
| User Interface | ZenUI 8 / 9 / 10 | feature not registered |
⚙️ Processor | ||
| Asus Zenfone 8 (256GB/16GB) | Redmi Note 9 Pro Max (64GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 888 (SM8350) (5nm) | 64bit: Qualcomm Snapdragon 720G SM7125 (8nm) |
| CPU | Octa-core, 3 processors: 1x 2.84GHz Kryo 680 (Single-core) 3x 2.42GHz Kryo 680 (Triple-core) 4x 1.8GHz Kryo 680 (Quad-core) | Octa-core, 2 processors: 2x 2.3GHz Kryo 465 Gold (Dual-core) 6x 1.8GHz Kryo 465 Silver (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 660 (840MHz) | Qualcomm Adreno 618 |
| Performance (benchmark) | AnTuTu: 676001 (v8), 799738 (v9) Geekbench: 3604 (v5.1) GFXBench: 61fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Asus Zenfone 8 (256GB/16GB) | Redmi Note 9 Pro Max (64GB) | |
| RAM memory | 16GB LPDDR5 | 6GB LPDDR4X |
| Internal storage | 256GB (228GB available) UFS 3.1 | 64GB (50GB available) UFS 2.1 |
| External storage | Not supported | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Asus Zenfone 8 (256GB/16GB) | Redmi Note 9 Pro Max (64GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | 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 | 2000/1024 Mbps | 800/150 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 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 800/850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat20 VoLTE America version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 30, 66, 71) TD-LTE (34, 38, 39, 40, 41, 42) Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28) TD-LTE (34, 38, 39, 40, 41, 42) | LTE Cat15/13 (Bands 1, 3, 5, 8, 20, 28) TD-LTE (Bands 40, 41) VoLTE |
| Primary 5G network | America version: SA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 25, 38, 40, 66, 71, 77, 78) Global version: SA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | 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 800/850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat20 VoLTE America version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 30, 66, 71) TD-LTE (34, 38, 39, 40, 41, 42) Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28) TD-LTE (34, 38, 39, 40, 41, 42) | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE |
📷 Camera | ||
| Asus Zenfone 8 (256GB/16GB) | Redmi Note 9 Pro Max (64GB) | |
| Back camera (main camera) | (dual camera) 64 megapixels 12MP ultrawide f/2.2112°14mm1/2.55"1.4µmPDAF | (quad camera) 64 megapixels 8MP ultrawide f/2.213mm1/4"1.12µm 5MP macro f/2.41.12µm 2MP depth f/2.4 |
| Main camera resolution | 10120x6328 pixels | 10120x6328 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 24 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.9 (aperture) |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | 1/1.73" inches | 1/1.72" inches |
| Pixel size | 0.8µm pixel | 0.8µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS (4-axis): Optical stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video on both cameras | HDR photo on both cameras |
| Camera extras | 4K@120fps 1080p@240fps 720p@480fps | feature not registered |
📸 Front camera | ||
| Asus Zenfone 8 (256GB/16GB) | Redmi Note 9 Pro Max (64GB) | |
| Front camera (secondary) | 12 megapixels | 32 megapixels |
| Front camera resolution | 4000x3000 pixels | 6528x4896 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.5 (aperture) | feature not registered |
| Focal length | 28mm (lens) | feature not registered |
| Sensor size | 1/2.93" inches | 1/2.8" inches |
| Pixel size | 1.22µm pixel | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Asus Zenfone 8 (256GB/16GB) | Redmi Note 9 Pro Max (64GB) | |
| Loudspeaker | Stereo sound 32-bit/384kHz | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | 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 | ||
| Asus Zenfone 8 (256GB/16GB) | Redmi Note 9 Pro Max (64GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 Type-C reversible connector |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.2 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, NavIC |
| NFC | Supported | Supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Asus Zenfone 8 (256GB/16GB) | Redmi Note 9 Pro Max (64GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus Zenfone 8 (256GB/16GB) | Redmi Note 9 Pro Max (64GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4000 mAh | 5020 mAh |
| Charger, watts | 30W Wired fast charging 5W Reverse charging by cable Quick Charge 4 USB Power Delivery 3.0 | 33W Wired fast charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Asus Zenfone 8 (256GB/16GB) | Redmi Note 9 Pro Max (64GB) | |
| 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: Obsidian Black, Horizon Silver | • Colors: Aurora Blue, Glacier White, Interstellar Black • 20:9 display (450 nits) • MIUI 11 |
☢️ Radiation rate | ||
| Asus Zenfone 8 (256GB/16GB) | Redmi Note 9 Pro Max (64GB) | |
| 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 |