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| Phone | Samsung SGH-X820 | Nokia Lumia 635 (CDMA) | Coolpad REVVL Plus | Nokia 7900 Prism | Nokia G400 5G |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
4.5" diag. 16 : 9 |
6" diag. 16 : 9 |
? |
6.6" diag. 20 : 9 |
| Display Resolution & Type |
220 x 176 pixels LCD (TFT/TFD) |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD) |
240 x 320 pixels AMOLED |
1080 x 2408 pixels (~401 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? | 120 Hz |
| Battery | 650 mAh | 1,830 mAh | 3,380 mAh | 830 mAh | 5,000 mAh |
| Processor | ? | 1.2 GHz Qualcomm Snapdragon 400 (MSM8926) | 2 GHz Qualcomm Snapdragon 625 (MSM8953) | ? | Snapdragon 480+ |
| RAM | ? | 512 MB | 2 GB | ? | 4 GB |
| Storage | ? raw hardware | 8 GB | 32 GB | ? raw hardware | 64 GB |
| Main Camera | 2 megapixel | 5 megapixel | 13 megapixel | 2 megapixel | 48 megapixel |
| Wide Camera | - | - | - | - | 5 megapixel |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | 720p HD | 1080p HD | QCIF (176 x 144) | 1080p HD |
| Front Camera | - | - | 8 megapixel | - | 16 megapixel |
| Weight |
2.33 oz (66g) |
4.73 oz (134g) |
6.91 oz (196g) |
3.56 oz (101g) |
6.98 oz (198g) |
| Dimensions |
4.45" x 1.97" x 0.27" (113 x 50 x 6.9 mm) |
5.1" x 2.63" x 0.36" (130 x 67 x 9.1 mm) |
6.49" x 3.24" x 0.34" (165 x 82 x 8.6 mm) |
4.41" x 1.77" x 0.43" (112 x 45 x 10.9 mm) |
6.55" x 3.02" x 0.35" (166 x 77 x 8.8 mm) |
| Form Factor | Slab | Slab | Slab | Slab | Slab |
| Platform / OS | (proprietary) | Windows | Android | (proprietary) | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 25, 26, 41 WCDMA: 1, 2, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 66 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 5 GSM: 850, 900, 1800, 1900 |
5G: 2, 5, 25, 41, 66, 71, 77-C 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 38, 39, 40, 41, 66, 71 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | EDGE | LTE (Cat 3) | LTE (Cat 6) | EDGE | NR (5G) |
| Features | |||||
| Barometer | - | - | - | - | Yes |
| Fingerprint Reader | - | - |
Yes stand-alone |
- |
Yes stand-alone |
| Flashlight | - | - | Yes | - | Yes |
| GPS / Location | - | n/a | n/a | - | n/a |
| Accessibility | |||||
| Hearing Aid Compatible | - | Yes | Yes | - | Yes |
| Multiple Languages | Yes | n/a | n/a | Yes | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | - | - |
| Alerts | |||||
| Ringer Profiles | - | - | - | Yes | - |
| Connectivity | |||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| Mobile Hotspot | - | n/a | n/a | - | n/a |
| NFC | - | - | - | - | Yes |
| USB | Yes |
Yes Micro-USB |
Yes Micro-USB |
Yes Micro-USB |
Yes USB Type C |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
- |
Yes 5 (802.11 ac,b,g,n) |
| Contacts | |||||
| Picture ID | Yes | n/a | n/a | Yes | n/a |
| Ringer ID | Yes | n/a | n/a | Yes | n/a |
| Voice Dialing | - | n/a | n/a | Yes | n/a |
| Customization | |||||
| Custom Graphics | Yes | n/a | n/a | Yes | n/a |
| Custom Ringtones | Yes | n/a | n/a | Yes | n/a |
| Real-Music Ringers | Yes | n/a | n/a | Yes | n/a |
| Data & Network | |||||
| Data Tethering | - | n/a | n/a | Yes | n/a |
| External Antenna Jack | Yes | n/a | n/a | - | n/a |
| WAP / Web Browser | Yes | n/a | n/a | Yes | n/a |
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes | - | Yes |
| Touch Screen | - | Yes | Yes | - | Yes |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | - | Yes |
| Messaging | |||||
| Email Client | Yes | n/a | n/a | Yes | n/a |
| EMS / Picture Messaging | Yes | n/a | n/a | - | n/a |
| Instant Messaging | - | n/a | n/a | - | n/a |
| MMS | Yes | n/a | n/a | Yes | n/a |
| Text Messaging Templates | Yes | n/a | n/a | Yes | n/a |
| Music | |||||
| FM Radio | - | Yes | Yes | - | Yes |
| Headphone Jack (3.5mm) | - | Yes | Yes | - | Yes |
| Music Player | - | n/a | n/a | Yes | n/a |
| Photo & Video | |||||
| DLNA | - | Yes | - | - | - |
| TV Output | Yes | - | - | - | - |
| Power | |||||
| Fast Charging | - | - | - | - | Yes |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | Yes | n/a |
| Calculator | Yes | n/a | n/a | Yes | n/a |
| Calendar | Yes | n/a | n/a | Yes | n/a |
| To-Do List | Yes | n/a | n/a | Yes | n/a |
| Voice Memo | Yes | n/a | n/a | Yes | n/a |
| Software | |||||
| Games | Yes | n/a | n/a | Yes | n/a |
| Java (J2ME) | Yes | n/a | n/a | Yes | n/a |
| Voice | |||||
| HD Voice | - | - | Yes | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Samsung SGH-X820 | Nokia Lumia 635 (CDMA) | Coolpad REVVL Plus | Nokia 7900 Prism | Nokia G400 5G | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X820 | Nokia Lumia 635 (CDMA) | Coolpad REVVL Plus | Nokia 7900 Prism | Nokia G400 5G |
