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| Phone | ZTE Z331 | Samsung Saga i770 | Samsung Galaxy A71 5G | Sony Ericsson T61c |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
2.6" diag. 1 : 1 |
6.7" diag. 20 : 9 |
? |
| Display Resolution & Type |
176 x 220 pixels (~117 ppi) LCD (TFT/TFD) |
320 x 320 pixels (~177 ppi) LCD (TFT/TFD) |
1080 x 2400 pixels (~393 ppi) AMOLED |
? |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | 950 mAh | 1,300 mAh | 4,500 mAh | ? |
| Processor | ? | 384 MHz MSM7500 | 2.4 GHz Qualcomm Snapdragon 765 | ? |
| RAM | ? | ? | 6 GB | ? |
| Storage | ? raw hardware | ? raw hardware | 128 GB | ? raw hardware |
| Main Camera | 3 megapixel | 2 megapixel | 64 megapixel | - |
| Wide Camera | - | - | 12 megapixel | - |
| Tele Camera | - | - | - | - |
| Video Capture | QCIF (176 x 144) | QVGA (320 x 240) | 4K UHD | - |
| Front Camera | - | - | 32 megapixel | - |
| Weight |
4 oz (113g) |
4.59 oz (130g) |
6.52 oz (185g) |
4.4 oz (125g) |
| Dimensions |
3.84" x 2.02" x 0.69" (98 x 51 x 17.5 mm) |
4.88" x 2.44" x 0.53" (124 x 62 x 13.5 mm) |
6.39" x 2.97" x 0.31" (162 x 75 x 7.9 mm) |
4.8" x 2.13" x 0.92" (122 x 54 x 23.4 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab |
| Platform / OS | (proprietary) | Windows Mobile Professional | Android | (proprietary) |
| Network Bands |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
5G: 2, 5, 41, 66, 71, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 66, 71 WCDMA: 1, 2, 4, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | HSDPA 3.6 | EVDO rA | NR (5G) | 1xRTT |
| Features | ||||
| Fingerprint Reader | - | - |
Yes in-display (optical) |
- |
| Flashlight | - | - | Yes | - |
| GPS / Location | Yes | n/a | n/a | Yes |
| Accessibility | ||||
| Adjustable Text Size | - | n/a | n/a | - |
| Hearing Aid Compatible | Yes | Yes | Yes | - |
| Multiple Languages | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | - |
| Alerts | ||||
| Extra Display | Yes | - | - | - |
| Ringer Profiles | Yes | - | - | Yes |
| Connectivity | ||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes |
| NFC | - | - | Yes | - |
| USB |
Yes Micro-USB |
Yes |
Yes USB Type C |
- |
| Wi-Fi | - |
Yes 802.11 b,g |
Yes 5 (802.11 a,ac,b,g,n) |
- |
| Contacts | ||||
| Picture ID | Yes | n/a | n/a | - |
| Ringer ID | Yes | n/a | n/a | - |
| Voice Dialing | - | n/a | n/a | Yes |
| Customization | ||||
| Changeable Body Plates | - | - | - | Yes |
| Custom Graphics | Yes | n/a | n/a | Yes |
| Custom Ringtones | Yes | n/a | n/a | Yes |
| Real-Music Ringers | Yes | n/a | n/a | - |
| Data & Network | ||||
| Data Tethering | Yes | n/a | n/a | Yes |
| WAP / Web Browser | Yes | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Stylus | - | Yes | - | - |
| Text Keyboard, Hardware | - | Yes | - | - |
| Touch Screen | - | Yes | Yes | - |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | - |
| Messaging | ||||
| Email Client | Yes | n/a | n/a | - |
| EMS / Picture Messaging | - | n/a | n/a | Yes |
| Instant Messaging | Yes | n/a | n/a | - |
| MMS | Yes | n/a | n/a | - |
| Text Messaging Templates | Yes | n/a | n/a | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | Yes | - |
| Music Player | Yes | n/a | n/a | - |
| Power | ||||
| Fast Charging | - | - | Yes | - |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | Yes |
| Calculator | Yes | n/a | n/a | Yes |
| Calendar | Yes | n/a | n/a | Yes |
| To-Do List | - | n/a | n/a | - |
| Voice Memo | Yes | n/a | n/a | Yes |
| Software | ||||
| Games | Yes | n/a | n/a | Yes |
| Java (J2ME) | Yes | n/a | n/a | - |
| Voice | ||||
| HD Voice | - | - | Yes | - |
| Headset Jack (2.5 mm) | - | n/a | n/a | Yes |
| Speaker Phone | Yes | Yes | Yes | - |
| ZTE Z331 | Samsung Saga i770 | Samsung Galaxy A71 5G | Sony Ericsson T61c | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Z331 | Samsung Saga i770 | Samsung Galaxy A71 5G | Sony Ericsson T61c |
