Apple iPhone 8 (256GB) vs HMD XR21
Side by side comparison between Apple iPhone 8 vs HMD XR21 phones, differences, pros, cons and full specifications. What's the better?
,
4.7"
IPS
IPS
750x1334
12
MP
MP
7.1mp
2GB
RAM
RAM
Hexa-core
1821
mAh
mAh
(Non removable)
vs
6.49"
IPS
IPS
1080x2400
64
MP
MP
16mp
6GB
RAM
RAM
Octa-core
4800
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!
10 Advantages 
22 Advantages | 27 Common items in both devices |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus |
| OIS: Optical stabilization |
| BSI sensor |
| HDR photo/video on both cameras / HDR photo on both cameras |
| f/1.8 (aperture) |
| +20 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 | ||
| iPhone 8 (256GB) | HMD XR21 | |
| Model | iPhone 8 (256GB) | HMD XR21 |
| Other model names | iPhone 8 A1863 (CDMA), iPhone 8 A1905 (GSM) | HMD XR21 TA-1592 |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | Apple | HMD |
| Release date | 9/22/2017, Announced: 9/12/2017 | 5/1/2024, Announced: 5/14/2024 |
| Depth | 7.3 millimeters (0.29 inches) | 10.45 millimeters (0.41 inches) |
| Size (width x height) | 67.3 x 138.4 millimeters (2.65 x 5.45 in) | 78.58 x 168 millimeters (3.09 x 6.61 in) |
| Weight | 148 grams (5.18 ounces) | 231 grams (8.09 ounces) |
| Build, materials | Aluminum frame, glass front/back | Plastic body, glass front |
| Protection against water and others | IP67 certified: dust proof and waterproof over 1 meter and 30min | 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. |
📲 Display | ||
| iPhone 8 (256GB) | HMD XR21 | |
| Display type | TFT LED-Backlit IPS LCD | TFT IPS LCD |
| Screen size | 4.7" inches | 6.49" inches |
| Screen-to-body ratio | ~65.4% (screen-to-body ratio) | ~77% (screen-to-body ratio) |
| Display resolution | 750x1334 pixels (16:9) | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 326 PPI | 406 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Scratch-resistant glass | Gorilla Glass Victus |
| Refresh rate | 60Hz | 120Hz |
| Display features | 625nits[typ] Oleophobic coating | 450nits[typ], 550nits[peak] |
🤖 Operating System | ||
| iPhone 8 (256GB) | HMD XR21 | |
| System version | iOS 11 | Android 13 |
| Firmware update | iOS 16 | Android 14 |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| iPhone 8 (256GB) | HMD XR21 | |
| Chipset | 64bit: Apple A11 Bionic (10nm) | 64bit: Qualcomm Snapdragon 695 (SM6375) (6nm) |
| CPU | Hexa-core, 2 processors: 2x 2.39GHz Monsoon (Dual-core) 4x 1.6GHz Mistral (Quad-core) | Octa-core, 2 processors: 2x 2.2GHz Kryo 660 Gold (Dual-core) 6x 1.7GHz Kryo 660 Silver (Hexa-core) |
| GPU graphical controller | Apple GPU (3-Core) | Qualcomm Adreno 619 (840MHz) |
| Performance (benchmark) | AnTuTu: 237594 (v7) Geekbench: 10214 (v4.4) GFXBench: 20fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| iPhone 8 (256GB) | HMD XR21 | |
| RAM memory | 2GB LPDDR4X | 6GB LPDDR4X |
| Internal storage | 256GB (245GB available) NVMe (SSD) | 128GB (101GB available) UFS 2.2 |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| iPhone 8 (256GB) | HMD XR21 | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) + e-SIM |
| Maximum Download / Upload | 1024/150 Mbps | 2000/1024 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
| 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 | CDMA 800/1900/2100 (A1864 model), GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | A1864 model: CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 A1897 model: UMTS 850/900/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat16 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 34, 66) TD-LTE (38, 39, 40, 41) VoLTE | 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 |
| Primary 5G network | Not supported | SA/NSA (1, 2, 3, 5, 7, 8, 20, 25, 28, 38, 40, 41, 48, 66, 71, 77, 78, 79) |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | 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 |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
📷 Camera | ||
| iPhone 8 (256GB) | HMD XR21 | |
| Back camera (main camera) | 12 megapixels | (dual camera) 64 megapixels 8MP ultrawide f/2.21/4"1.12µm |
| Main camera resolution | 4000x3000 pixels | 10120x6328 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | Full HD (1920x1080) 30 fps |
| Flash | Quad-LED flash | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | 28mm (lens) | feature not registered |
| Sensor size | 1/3" inches | 1/2" inches |
| Pixel size | feature not registered | feature not registered |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | OIS: Optical 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/video on both cameras | HDR photo on both cameras |
| Camera extras | 1080p@240fps | 1080p@30fps |
📸 Front camera | ||
| iPhone 8 (256GB) | HMD XR21 | |
| Front camera (secondary) | 7.1 megapixels | 16 megapixels |
| Front camera resolution | 3072x2304 pixels | 4608x3456 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | feature not registered |
| Focal length | 32mm (lens) | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| iPhone 8 (256GB) | HMD XR21 | |
| Loudspeaker | Stereo sound | Stereo sound with dual speakers |
| Active noise cancellation | 3 microphones | 2 microphones |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MPEG4, H.265, H.264, MOV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, AAX+, AIFF | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| iPhone 8 (256GB) | HMD XR21 | |
| USB | USB 2.0 proprietary connector | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | proprietary audio output | 3.5mm jack |
| TV output | Proprietary TV-out | USB Type-C (reversible) |
| Bluetooth | 5.0 + A2DP/LE | 5.1 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi hotspot | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, QZSS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, NavIC |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| iPhone 8 (256GB) | HMD XR21 | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Fingerprint sensor (front-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| iPhone 8 (256GB) | HMD XR21 | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1821 mAh | 4800 mAh |
| Charger, watts | 15W Wired fast charging USB Power Delivery 2.0 | 33W Wired fast charging Reverse charging by cable Quick Charge 3 USB Power Delivery 2.0 |
| Inductive / wireless charging | Qi wireless charging | Not supported |
| Talk time autonomy | 14 hours | 48 hours (2 days) |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| iPhone 8 (256GB) | HMD XR21 | |
| 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 Gray, Silver, Gold • Lightning to 3.5mm headphone jack adapter included Apple Pay • AirDrop, iCloud, FaceTime, Siri | • Colors: Midnight Black |
☢️ Radiation rate | ||
| iPhone 8 (256GB) | HMD XR21 | |
| 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 |