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| Phone | Nokia N81 | Samsung SGH-X426 / SGH-X427 | Apple iPhone 11 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
? |
6.1" diag. 19.5 : 9 |
| Display Resolution & Type |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (Color) |
828 x 1792 pixels (~324 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz |
| Battery | 1,050 mAh | ? | 3,110 mAh |
| Processor | 369 MHz ARM 11 | ? | Apple A13 Bionic |
| RAM | ? | ? | 4 GB |
| Storage | 8 GB * | ? raw hardware | 64 GB * |
| Main Camera | 2 megapixel | - | 12 megapixel |
| Wide Camera | - | - | 12 megapixel |
| Tele Camera | - | - | - |
| Video Capture | VGA (640 x 480) | - | 4K UHD |
| Front Camera | - | - | 12 megapixel |
| Weight |
4.94 oz (140g) |
2.8 oz (79g) |
6.84 oz (194g) |
| Dimensions |
4.02" x 1.97" x 0.7" (102 x 50 x 17.8 mm) |
3.3" x 1.8" x 0.8" (84 x 46 x 20.3 mm) |
5.94" x 2.98" x 0.33" (151 x 76 x 8.4 mm) |
| Form Factor | Slide | Clamshell | Slab |
| Platform / OS | S60 (Symbian) | (proprietary) | iOS |
| Network Bands |
WCDMA: 1 GSM: 850, 900, 1800, 1900 |
GSM: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 29, 30, 34, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | EDGE | GPRS | LTE (Cat 18) |
| Features | |||
| Barometer | - | - | Yes |
| Flashlight | - | - | Yes |
| Water-Resistant | - | - |
Yes IPX8 (SCUBA) |
| Accessibility | |||
| Hearing Aid Compatible | - | - |
Yes M3, T4 (very tele-coil compatible) |
| Multiple Languages | n/a | Yes | n/a |
| TTY/TDD (Digital) | - | - | Yes |
| Alerts | |||
| Ringer Profiles | Yes | - | - |
| Connectivity | |||
| Bluetooth | Yes | - | Yes |
| NFC | - | - | Yes |
| USB |
Yes Micro-USB |
- | Yes |
| UWB | - | - | Yes |
| Wi-Fi |
Yes 802.11 b,g |
- |
Yes 6 (802.11 a,ac,ax,b,g,n) |
| Contacts | |||
| Picture ID | n/a | - | n/a |
| Ringer ID | n/a | - | n/a |
| Voice Dialing | n/a | - | n/a |
| Customization | |||
| Custom Graphics | n/a | Yes | n/a |
| Custom Ringtones | n/a | Yes | n/a |
| Real-Music Ringers | n/a | - | n/a |
| Data & Network | |||
| Data Tethering | n/a | Yes | n/a |
| Dual-SIM | - | - | Yes |
| WAP / Web Browser | n/a | Yes | n/a |
| Input | |||
| Predictive Text Entry | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes |
| Touch Screen | - | - |
Yes Capacitive |
| Memory | |||
| Memory Card Slot | Yes * | - | - |
| Messaging | |||
| Email Client | n/a | - | n/a |
| EMS / Picture Messaging | n/a | Yes | n/a |
| Instant Messaging | n/a | - | n/a |
| MMS | n/a | - | n/a |
| Text Messaging Templates | n/a | Yes | n/a |
| Music | |||
| FM Radio | Yes | - | - |
| Headphone Jack (3.5mm) | Yes | - | - |
| Music Player | n/a | - | n/a |
| Stereo Speakers | Yes | - | Yes |
| Photo & Video | |||
| TV Output | - | - | Yes |
| Video Calling | n/a | - | n/a |
| Power | |||
| Fast Charging | - | - | Yes |
| Wireless Charging | - | - | Yes |
| Productivity | |||
| Alarm | n/a | Yes | n/a |
| Calculator | n/a | Yes | n/a |
| Calendar | n/a | Yes | n/a |
| To-Do List | n/a | Yes | n/a |
| Voice Memo | n/a | - | n/a |
| Software | |||
| Games | n/a | Yes | n/a |
| Java (J2ME) | n/a | Yes | n/a |
| Voice | |||
| HD Voice | - | - | Yes |
| Push-To-Talk | Yes * | - | - |
| Speaker Phone | Yes | - | Yes |
| * Some versions only | |||
| Nokia N81 | Samsung SGH-X426 / SGH-X427 | Apple iPhone 11 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia N81 | Samsung SGH-X426 / SGH-X427 | Apple iPhone 11 |
