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| Phone | Samsung SGH-D900 / Black Carbon | Samsung Wafer R510 | ZTE Blade A7 Prime | Motorola Krave ZN4 | TCL 30 XE 5G |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
1.9" diag. 4 : 3 |
6.1" diag. 19.5 : 9 |
2.8" diag. 5 : 3 |
6.5" diag. 20 : 9 |
| Display Resolution & Type |
240 x 320 pixels LCD (TFT/TFD) |
220 x 176 pixels (~148 ppi) LCD (TFT/TFD) |
720 x 1560 pixels (~282 ppi) LCD (TFT/TFD) |
240 x 400 pixels (~167 ppi) LCD (TFT/TFD) |
720 x 1600 pixels (~269 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? | 90 Hz |
| Battery | 800 mAh | 800 mAh | 3,200 mAh | 950 mAh | 4,500 mAh |
| Processor | ? | ? | 2 GHz MediaTek Helio A22 (MT6761) | ? | 2.2 GHz MediaTek Dimensity 700 (MT6833) |
| RAM | ? | ? | 3 GB | ? | 4 GB |
| Storage | ? raw hardware | ? raw hardware | 32 GB | ? raw hardware | 64 GB |
| Main Camera | 3 megapixel | 1 megapixel | 16 megapixel | 2 megapixel | 13 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | ? | 1080p HD | QVGA (320 x 240) | 1080p HD |
| Front Camera | - | - | 5 megapixel | - | 8 megapixel |
| Weight |
3.28 oz (93g) |
2.47 oz (70g) |
5.82 oz (165g) |
4.52 oz (128g) |
6.88 oz (195g) |
| Dimensions |
4.07" x 2.01" x 0.51" (103 x 51 x 13 mm) |
4.45" x 1.97" x 0.33" (113 x 50 x 8.4 mm) |
6.17" x 2.87" x 0.32" (157 x 73 x 8.1 mm) |
4.12" x 2.01" x 0.74" (105 x 51 x 18.8 mm) |
6.46" x 2.95" x 0.34" (164 x 75 x 8.5 mm) |
| Form Factor | Slide | Slab | Slab | Flip | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | (proprietary) | Android |
| Network Bands |
GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 13 |
CDMA: 850, 1900 |
5G: 25, 41, 66, 71, 77-C 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 GSM: 850, 900, 1800, 1900 |
| Data Technology | EDGE | EVDO r0 | LTE (Cat 4) | EVDO r0 | NR (5G) |
| Features | |||||
| Barometer | - | - | - | - | Yes |
| Fingerprint Reader | - | - | Yes | - |
Yes stand-alone |
| Flashlight | - | - | Yes | - | Yes |
| GPS / Location | - | Yes | n/a | Yes | n/a |
| Water-Resistant | - | - |
Yes IPX2 (drip) |
- | - |
| Accessibility | |||||
| Hearing Aid Compatible | - | Yes | Yes | Yes | Yes |
| Multiple Languages | Yes | Yes | n/a | Yes | n/a |
| TTY/TDD (Digital) | - | Yes | - | Yes | Yes |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| USB | Yes | - |
Yes USB Type C |
Yes Micro-USB |
Yes USB Type C |
| Wi-Fi | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | Yes | Yes | n/a | Yes | n/a |
| Ringer ID | Yes | - | n/a | Yes | n/a |
| Voice Dialing | - | Yes | n/a | Yes | n/a |
| Customization | |||||
| Custom Graphics | Yes | Yes | n/a | Yes | n/a |
| Custom Ringtones | Yes | Yes | n/a | Yes | n/a |
| Real-Music Ringers | Yes | - | n/a | Yes | n/a |
| Data & Network | |||||
| Data Tethering | Yes | - | n/a | Yes | n/a |
| WAP / Web Browser | Yes | Yes | n/a | Yes | n/a |
| Input | |||||
| Predictive Text Entry | Yes | Yes | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - | - | Yes | Yes | Yes |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | Yes | - | n/a | Yes | n/a |
| EMS / Picture Messaging | Yes | - | n/a | Yes | n/a |
| Instant Messaging | - | - | n/a | Yes | n/a |
| MMS | Yes | Yes | n/a | Yes | n/a |
| Text Messaging Templates | Yes | - | n/a | Yes | n/a |
| Music | |||||
| FM Radio | - | - | Yes | - | - |
| Headphone Jack (3.5mm) | - | - | Yes | Yes | Yes |
| Music Player | Yes | Yes | n/a | Yes | n/a |
| Stereo Speakers | - | Yes | - | - | - |
| Photo & Video | |||||
| TV Output | Yes | - | - | - | - |
| Power | |||||
| Fast Charging | - | - | - | - | Yes |
| Productivity | |||||
| Alarm | Yes | Yes | n/a | Yes | n/a |
| Calculator | Yes | Yes | n/a | Yes | n/a |
| Calendar | Yes | Yes | n/a | Yes | n/a |
| To-Do List | Yes | - | n/a | - | n/a |
| Voice Memo | Yes | Yes | n/a | Yes | n/a |
| Software | |||||
| BREW | - | Yes | n/a | Yes | n/a |
| Games | Yes | Yes | n/a | Yes | n/a |
| Java (J2ME) | Yes | - | n/a | - | n/a |
| Voice | |||||
| HD Voice | - | - | Yes | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SGH-D900 / Black Carbon | Samsung Wafer R510 | ZTE Blade A7 Prime | Motorola Krave ZN4 | TCL 30 XE 5G | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-D900 / Black Carbon | Samsung Wafer R510 | ZTE Blade A7 Prime | Motorola Krave ZN4 | TCL 30 XE 5G |
