HMD XR21 vs Asus Zenfone Max Pro M2 (ZB631KL 128GB)
Side by side comparison between HMD XR21 vs Asus Zenfone Max Pro (M2) phones, differences, pros, cons and full specifications. What's the better?
,
6.49"
IPS
IPS
1080x2400
64
MP
MP
16mp
6GB
RAM
RAM
Octa-core
4800
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? HMD XR21
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!
21 Advantages 
6 Advantages | 31 Common items in both devices |
| 6GB LPDDR4X / 6GB LPDDR4 |
| 128GB (101GB available) / 128GB (110GB available) |
| Plastic body, glass front |
| TFT IPS LCD |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus |
| +24 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 | ||
| HMD XR21 | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| Change model | ||
| Model | HMD XR21 | Zenfone Max Pro M2 (ZB631KL 128GB) |
| Other model names | HMD XR21 TA-1592 | Asus Zenfone Max Pro M2 ZB631KL (6GB RAM), X01BDA |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | HMD | Asus |
| Release date | 5/1/2024, Announced: 5/14/2024 | 12/1/2018 |
| Depth | 10.45 millimeters (0.41 inches) | 8.5 millimeters (0.33 inches) |
| Size (width x height) | 78.58 x 168 millimeters (3.09 x 6.61 in) | 75.5 x 157.9 millimeters (2.97 x 6.22 in) |
| Weight | 231 grams (8.09 ounces) | 175 grams (6.13 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | IP68/IP69K certified: water-resistant up to 1.5 meters for 30min, dust-resistant, plus high-pressure and steam-washable. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. | Not supported |
📲 Display | ||
| HMD XR21 | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 6.49" inches | 6.26" inches |
| Screen-to-body ratio | ~77% (screen-to-body ratio) | ~82% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 1080x2280 pixels (19:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 406 PPI | 403 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass Victus | Gorilla Glass 6 |
| Refresh rate | 120Hz | 60Hz |
| Display features | 450nits[typ], 550nits[peak] | 450nits[typ] |
🤖 Operating System | ||
| HMD XR21 | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| System version | Android 13 | Android 8.1 Oreo |
| Firmware update | Android 14 | Android 9.0 Pie |
| User Interface | feature not registered | ZenUI |
⚙️ Processor | ||
| HMD XR21 | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 695 (SM6375) (6nm) | 64bit: Qualcomm Snapdragon 660 (SDM660) (14nm) |
| CPU | Octa-core, 2 processors: 2x 2.2GHz Kryo 660 Gold (Dual-core) 6x 1.7GHz Kryo 660 Silver (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 | Qualcomm Adreno 619 (840MHz) | Qualcomm Adreno 512 (650MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 124039 (v7) Geekbench: 5169 (v4.4) GFXBench: 7.6fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| HMD XR21 | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| RAM memory | 6GB LPDDR4X | 6GB LPDDR4 |
| Internal storage | 128GB (101GB available) UFS 2.2 | 128GB (110GB available) eMMC 5.1 |
| External storage | Not supported | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| HMD XR21 | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| 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) + e-SIM | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 400/75 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 850/900/1700/1900/2100 | UMTS 850/900/2100 |
| Primary 4G network | LTE Cat15 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 32, 66, 71) TD-LTE (38, 39, 40, 41, 42, 43, 48) 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 | SA/NSA (1, 2, 3, 5, 7, 8, 20, 25, 28, 38, 40, 41, 48, 66, 71, 77, 78, 79) | 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 850/900/1700/1900/2100 | UMTS 850/900/2100 |
| Secondary 4G network | LTE Cat15 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 32, 66, 71) TD-LTE (38, 39, 40, 41, 42, 43, 48) 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, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| HMD XR21 | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| Back camera (main camera) | (dual camera) 64 megapixels 8MP ultrawide f/2.21/4"1.12µm | (dual camera) 12 megapixels 5MP depth f/2.4 |
| Main camera resolution | 10120x6328 pixels | 4000x3000 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | Dual-LED flash | LED flash on both cameras |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | 27mm (lens) |
| Sensor size | 1/2" inches | 1/2.9" inches |
| Pixel size | feature not registered | 1.25µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: 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 | Supported |
| HDR | HDR photo on both cameras | HDR photo only main camera |
| Camera extras | 1080p@30fps | 1080p@30/60fps Sony IMX486 sensor |
📸 Front camera | ||
| HMD XR21 | 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 | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/3.1" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| HMD XR21 | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| Loudspeaker | Stereo sound with dual speakers | Supported NXP amplifier |
| Active noise cancellation | 2 microphones | 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 | ||
| HMD XR21 | 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/ax [wifi6] (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, NavIC | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| HMD XR21 | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| HMD XR21 | Asus Zenfone Max Pro M2 (ZB631KL 128GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4800 mAh | 5000 mAh |
| Charger, watts | 33W Wired fast charging Reverse charging by cable Quick Charge 3 USB Power Delivery 2.0 | 10W (5V/2A) Wired charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 48 hours (2 days) | 45 hours (1.9 days) |
| Standby | feature not registered | 833.3 hours (34.7 days) |
➕ Other features | ||
| HMD XR21 | 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: Midnight Black | • Colors: Blue, Titanium • Touch glove display |
☢️ Radiation rate | ||
| HMD XR21 | 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 |