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| Phone | Samsung SGH-X640 | ZTE Imperial II | Apple iPhone 12 mini | Motorola Moto z3 | ZTE Aspect |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
5" diag. 16 : 9 |
5.4" diag. 19.5 : 9 |
6" diag. 18 : 9 |
2.4" diag. 4 : 3 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
540 x 960 pixels (~220 ppi) LCD (TFT/TFD) |
1080 x 2340 pixels (~477 ppi) AMOLED |
1080 x 2160 pixels (~402 ppi) AMOLED |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | 60 Hz | ? |
| Battery | 800 mAh | 2,300 mAh | 2,227 mAh | 3,000 mAh | 1,000 mAh |
| Processor | ? | 1.2 GHz Qualcomm Snapdragon 400 (MSM8926) | Apple A14 Bionic | 2.4 GHz Qualcomm Snapdragon 835 (MSM8998) | 230 MHz Qualcomm QSC6270 |
| RAM | ? | 1 GB | 4 GB | 4 GB | 128 MB |
| Storage | ? raw hardware | 8 GB | 64 GB * | 64 GB | 256 MB |
| Main Camera | Yes | 5 megapixel | 12 megapixel | 12 megapixel | 2 megapixel |
| Wide Camera | - | - | 12 megapixel | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 720p HD | 4K UHD | 4K UHD | QVGA (320 x 240) |
| Front Camera | - | 1 megapixel | 12 megapixel | 8 megapixel | - |
| Weight |
3 oz (85g) |
5.07 oz (144g) |
4.76 oz (135g) |
5.5 oz (156g) |
3.7 oz (105g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
5.6" x 2.8" x 0.4" (142 x 71 x 10.2 mm) |
5.18" x 2.53" x 0.29" (132 x 64 x 7.4 mm) |
6.16" x 3.01" x 0.27" (156 x 76 x 6.7 mm) |
4.55" x 2.4" x 0.45" (116 x 61 x 11.4 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab | Slab |
| Platform / OS | (proprietary) | Android | iOS | Android | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 17 CDMA: 850, 1900 |
5G: 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 71, 77-C, 78, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66 WCDMA: 1, 2, 5, 8 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 4 GSM: 850, 900, 1800, 1900 |
| Data Technology | GPRS | LTE (Cat 3) | NR (5G) | LTE (Cat 16) | WCDMA (UMTS) |
| Features | |||||
| Barometer | - | - | Yes | - | - |
| Fingerprint Reader | - | - | - |
Yes stand-alone |
- |
| Flashlight | - | - | Yes | Yes | - |
| GPS / Location | - | n/a | n/a | n/a | Yes |
| Water-Resistant | - | - |
Yes IPX8 (SCUBA) |
Yes | - |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | n/a | n/a | - |
| Hearing Aid Compatible | - | Yes | Yes | Yes | Yes |
| Multiple Languages | Yes | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Ringer Profiles | - | - | - | - | Yes |
| Connectivity | |||||
| Bluetooth | - |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| Mobile Hotspot | - | n/a | n/a | n/a | - |
| NFC | - | - | Yes | Yes | - |
| USB | - |
Yes Micro-USB |
Yes |
Yes USB Type C |
Yes Micro-USB |
| UWB | - | - | Yes | - | - |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 6 (802.11 a,ac,ax,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
- |
| Contacts | |||||
| Picture ID | Yes | n/a | n/a | n/a | Yes |
| Ringer ID | Yes | n/a | n/a | n/a | Yes |
| Voice Dialing | - | n/a | n/a | n/a | - |
| Customization | |||||
| Custom Graphics | Yes | n/a | n/a | n/a | Yes |
| Custom Ringtones | Yes | n/a | n/a | n/a | Yes |
| Real-Music Ringers | - | n/a | n/a | n/a | Yes |
| Data & Network | |||||
| Data Tethering | - | n/a | n/a | n/a | - |
| Dual-SIM | - | - | Yes | - | - |
| WAP / Web Browser | Yes | n/a | n/a | n/a | Yes |
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | - | Yes |
| Touch Screen | - | Yes | Yes | Yes | - |
| Memory | |||||
| Memory Card Slot | - | Yes | - | Yes | Yes |
| Messaging | |||||
| Email Client | - | n/a | n/a | n/a | Yes |
| EMS / Picture Messaging | Yes | n/a | n/a | n/a | - |
| Instant Messaging | - | n/a | n/a | n/a | - |
| MMS | Yes | n/a | n/a | n/a | Yes |
| Text Messaging Templates | Yes | n/a | n/a | n/a | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | Yes | - | - | Yes |
| Music Player | - | n/a | n/a | n/a | Yes |
| Stereo Speakers | - | - | Yes | - | - |
| Photo & Video | |||||
| DLNA | - | - | - | Yes | - |
| Miracast | - | - | - | Yes | - |
| TV Output | - | - | Yes | - | - |
| Power | |||||
| Fast Charging | - | - | Yes | Yes | - |
| Wireless Charging | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | n/a | Yes |
| Calculator | Yes | n/a | n/a | n/a | Yes |
| Calendar | Yes | n/a | n/a | n/a | Yes |
| To-Do List | Yes | n/a | n/a | n/a | - |
| Voice Memo | Yes | n/a | n/a | n/a | Yes |
| Software | |||||
| Games | Yes | n/a | n/a | n/a | Yes |
| Java (J2ME) | Yes | n/a | n/a | n/a | Yes |
| Voice | |||||
| Call Screening | - | - | Yes | - | - |
| HD Voice | - | - | Yes | Yes | - |
| Headset Jack (2.5 mm) | Yes | n/a | n/a | n/a | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SGH-X640 | ZTE Imperial II | Apple iPhone 12 mini | Motorola Moto z3 | ZTE Aspect | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | ZTE Imperial II | Apple iPhone 12 mini | Motorola Moto z3 | ZTE Aspect |
