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| Phone | Nokia N81 | BlackBerry 8820 | Apple iPhone Xs |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
? |
5.8" diag. 19.5 : 9 |
| Display Resolution & Type |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
320 x 240 pixels LCD (TFT/TFD) |
1125 x 2436 pixels (~463 ppi) AMOLED |
| Display Refresh | ? | ? | 60 Hz |
| Battery | 1,050 mAh | 1,400 mAh | 2,658 mAh |
| Processor | 369 MHz ARM 11 | ? | Apple A12 Bionic |
| RAM | ? | ? | 4 GB |
| Storage | 8 GB * | ? raw hardware | 64 GB * |
| Main Camera | 2 megapixel | - | 12 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | 12 megapixel |
| Video Capture | VGA (640 x 480) | - | 4K UHD |
| Front Camera | - | - | 7 megapixel |
| Weight |
4.94 oz (140g) |
4.73 oz (134g) |
6.24 oz (177g) |
| Dimensions |
4.02" x 1.97" x 0.7" (102 x 50 x 17.8 mm) |
4.49" x 2.6" x 0.55" (114 x 66 x 14 mm) |
5.65" x 2.79" x 0.3" (144 x 71 x 7.6 mm) |
| Platform / OS | S60 (Symbian) | BlackBerry OS | iOS |
| Network Bands |
WCDMA: 1 GSM: 850, 900, 1800, 1900 |
GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 29, 30, 32, 34, 38, 39, 40, 41, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | EDGE | EDGE | LTE (Cat 16) |
| Features | |||
| Barometer | - | - | Yes |
| Flashlight | - | - | Yes |
| Water-Resistant | - | - |
Yes IPX8 (SCUBA) |
| Accessibility | |||
| Hearing Aid Compatible | - | - |
Yes M3, T4 (very tele-coil compatible) |
| TTY/TDD (Digital) | - | Yes | Yes |
| Alerts | |||
| Ringer Profiles | Yes | Yes | - |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| NFC | - | - | Yes |
| USB |
Yes Micro-USB |
Yes Mini-USB |
Yes |
| Wi-Fi |
Yes 802.11 b,g |
Yes |
Yes 5 (802.11 a,ac,b,g,n) |
| Data & Network | |||
| Dual-SIM | - | - | Yes |
| Input | |||
| Side Keys | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - |
| Touch Screen | - | - |
Yes Capacitive |
| Memory | |||
| Memory Card Slot | Yes * | Yes | - |
| Music | |||
| FM Radio | Yes | - | - |
| Headphone Jack (3.5mm) | Yes | - | - |
| Stereo Speakers | Yes | - | Yes |
| Photo & Video | |||
| TV Output | - | - | Yes |
| Power | |||
| Fast Charging | - | - | Yes |
| Wireless Charging | - | - | Yes |
| Voice | |||
| HD Voice | - | - | Yes |
| Push-To-Talk | Yes * | Yes * | - |
| Speaker Phone | Yes | Yes | Yes |
| * Some versions only | |||
| Nokia N81 | BlackBerry 8820 | Apple iPhone Xs | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia N81 | BlackBerry 8820 | Apple iPhone Xs |
