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| Phone | OnePlus 9 | Samsung Galaxy A21 | Acer Liquid Jade Primo | Apple iPhone X |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
6.6" diag. 20 : 9 |
6.5" diag. 20 : 9 |
5.5" diag. 16 : 9 |
5.8" diag. 19.5 : 9 |
| Display Resolution & Type |
1080 x 2400 pixels (~402 ppi) AMOLED |
720 x 1600 pixels (~270 ppi) LCD (TFT/TFD) |
1080 x 1920 pixels (~401 ppi) AMOLED |
1125 x 2436 pixels (~463 ppi) AMOLED |
| Display Refresh | 120 Hz | 60 Hz | ? | 60 Hz |
| Battery | 4,500 mAh | 4,000 mAh | 2,870 mAh | 2,716 mAh |
| Processor | Qualcomm Snapdragon 888 | 2 GHz MediaTek Helio P35 (MT6765) | 2 GHz Qualcomm Snapdragon 808 (MSM8992) | Apple A11 |
| RAM | 8 GB * | 3 GB | 3 GB | 3 GB |
| Storage | 128 GB * | 32 GB | 32 GB | 64 GB * |
| Main Camera | 48 megapixel | 16 megapixel | 20 megapixel | 12 megapixel |
| Wide Camera | 50 megapixel | 8 megapixel | - | - |
| Tele Camera | - | - | - | Yes |
| Video Capture | 8K | 1080p HD | 4K UHD | 4K UHD |
| Front Camera | 16 megapixel | 13 megapixel | 8 megapixel | 7 megapixel |
| Weight |
6.77 oz (192g) |
6.81 oz (193g) |
5.29 oz (150g) |
6.14 oz (174g) |
| Dimensions |
6.3" x 2.92" x 0.34" (160 x 74 x 8.7 mm) |
6.61" x 3.02" x 0.32" (168 x 77 x 8.1 mm) |
6.17" x 3.02" x 0.33" (157 x 77 x 8.5 mm) |
5.65" x 2.79" x 0.3" (144 x 71 x 7.6 mm) |
| Platform / OS | Android | Android | Windows | iOS |
| Network Bands |
5G: 1, 2, 3, 5, 7, 8, 20, 25, 28, 38, 40, 41, 48, 66, 71, 77-C, 78 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28, 30, 32, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8, 19 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 38, 39, 40, 41, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 7, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 34, 38, 39, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | NR (5G) | LTE (Cat 6) | LTE (Cat 6) | LTE (Cat 9) |
| Features | ||||
| Barometer | - | - | - | Yes |
| Fingerprint Reader |
Yes in-display (optical) |
Yes stand-alone |
- | - |
| Flashlight | Yes | Yes | Yes | Yes |
| Water-Resistant | - | - | - |
Yes IPX7 (snorkeling) |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T4 (very tele-coil compatible) |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| NFC | Yes | Yes | - | Yes |
| USB |
Yes USB Type C |
Yes USB Type C |
Yes USB Type C |
Yes |
| Wi-Fi |
Yes 6 (802.11 a,ac,ax,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
| Data & Network | ||||
| Dual-SIM | - | - | Yes | - |
| Input | ||||
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | - |
| Music | ||||
| Headphone Jack (3.5mm) | - | Yes | Yes | - |
| Stereo Speakers | Yes | - | - | Yes |
| Photo & Video | ||||
| TV Output | - | - | Yes | Yes |
| Power | ||||
| Fast Charging | Yes | Yes | - | Yes |
| Wireless Charging | Yes | - | - | Yes |
| Voice | ||||
| HD Voice | Yes | Yes | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| OnePlus 9 | Samsung Galaxy A21 | Acer Liquid Jade Primo | Apple iPhone X | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | OnePlus 9 | Samsung Galaxy A21 | Acer Liquid Jade Primo | Apple iPhone X |
