HMD XR21 vs Asus Padfone 2 (16GB)
Side by side comparison between HMD XR21 vs Asus Padfone 2 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
4.7"
IPS+
IPS+
720x1280
13
MP
MP
1.2mp
2GB
RAM
RAM
Quad-core
2140
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!
23 Advantages 
2 Advantages | 22 Common items in both devices |
| TFT IPS LCD / TFT Super IPS+ |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| Full HD (1920x1080) |
| Capacitive |
| Multitouch |
| +15 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 Padfone 2 (16GB) | |
| Change model | ||
| Model | HMD XR21 | Padfone 2 (16GB) |
| Other model names | HMD XR21 TA-1592 | Asus Padfone 2, Asus Pad Fone 2, Asus A68 |
| Country or region available |  (Global, International) | feature not registered |
| Brand | HMD | Asus |
| Release date | 5/1/2024, Announced: 5/14/2024 | 12/1/2012 |
| Depth | 10.45 millimeters (0.41 inches) | 9 millimeters (0.35 inches) |
| Size (width x height) | 78.58 x 168 millimeters (3.09 x 6.61 in) | 68.9 x 137.9 millimeters (2.71 x 5.43 in) |
| Weight | 231 grams (8.09 ounces) | 135 grams (4.73 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| 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 Padfone 2 (16GB) | |
| Display type | TFT IPS LCD | TFT Super IPS+ |
| Screen size | 6.49" inches | 4.7" inches |
| Screen-to-body ratio | ~77% (screen-to-body ratio) | ~64.1% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 406 PPI | 312 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass Victus | Gorilla Glass |
| Refresh rate | 120Hz | feature not registered |
| Display features | 450nits[typ], 550nits[peak] | feature not registered |
🤖 Operating System | ||
| HMD XR21 | Asus Padfone 2 (16GB) | |
| System version | Android 13 | Android 4.0.4 Ice Cream Sandwich ICS |
| Firmware update | Android 14 | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| HMD XR21 | Asus Padfone 2 (16GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 695 (SM6375) (6nm) | 32bit: Qualcomm Snapdragon S4 Pro (APQ8064) (28nm) |
| CPU | Octa-core, 2 processors: 2x 2.2GHz Kryo 660 Gold (Dual-core) 6x 1.7GHz Kryo 660 Silver (Hexa-core) | Quad-core, 1 processor: 4x 1.5GHz Krait 300 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 619 (840MHz) | Qualcomm Adreno 320 (400MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| HMD XR21 | Asus Padfone 2 (16GB) | |
| RAM memory | 6GB LPDDR4X | 2GB LPDDR2 |
| Internal storage | 128GB (101GB available) UFS 2.2 | 16GB |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| HMD XR21 | Asus Padfone 2 (16GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) + e-SIM | 1 slot (Single-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 100/50 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G |
| 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 | Not supported |
| 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 | Not supported |
| 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+, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| 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 | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | Not supported |
📷 Camera | ||
| HMD XR21 | Asus Padfone 2 (16GB) | |
| Back camera (main camera) | (dual camera) 64 megapixels 8MP ultrawide f/2.21/4"1.12µm | 13 megapixels |
| Main camera resolution | 10120x6328 pixels | 4032x3224 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2" inches | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | feature not registered |
| Image stabilization | OIS: Optical stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection |
| BSI sensor | Supported | feature not registered |
| HDR | HDR photo on both cameras | feature not registered |
| Camera extras | 1080p@30fps | feature not registered |
📸 Front camera | ||
| HMD XR21 | Asus Padfone 2 (16GB) | |
| Front camera (secondary) | 16 megapixels | 1.2 megapixels |
| Front camera resolution | 4608x3456 pixels | 1280x960 pixels |
| Video recording (secondary) | Full HD (1920x1080) | HD (1280x720) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| HMD XR21 | Asus Padfone 2 (16GB) | |
| Loudspeaker | Stereo sound with dual speakers | Supported |
| Active noise cancellation | 2 microphones | feature not registered |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| HMD XR21 | Asus Padfone 2 (16GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 proprietary connector |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | Micro-B USB MHL |
| Bluetooth | 5.1 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) |
| DLNA | Not supported | feature not registered |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, NavIC | A-GPS, GeoTagging |
| NFC | Supported | Supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| HMD XR21 | Asus Padfone 2 (16GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| HMD XR21 | Asus Padfone 2 (16GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4800 mAh | 2140 mAh |
| Charger, watts | 33W Wired fast charging Reverse charging by cable Quick Charge 3 USB Power Delivery 2.0 | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | 48 hours (2 days) | 16 hours |
| Standby | feature not registered | 352 hours (14.7 days) |
➕ Other features | ||
| HMD XR21 | Asus Padfone 2 (16GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (Swype), 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, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Midnight Black | • Colors: Black, White • ASUS SonicMaster sound • ASUS Waveshare UI • HDMI 1.4a • Wi-Fi dual-band • Wi-Fi hotspot • Optional: Padfone Station with 10.1 inches IPS display, 1280x800 pixels, 5000 mAh battery, 514g Java framework |
☢️ Radiation rate | ||
| HMD XR21 | Asus Padfone 2 (16GB) | |
| 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 |