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| Phone | Motorola RAZR V3c | Samsung Nexus S | AT&T Maestro 3 | ZTE Z221 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
4" diag. 5 : 3 |
6.5" diag. 20 : 9 |
2" diag. 4 : 3 |
| Display Resolution & Type |
176 x 220 pixels LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) AMOLED |
720 x 1600 pixels (~270 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | ? |
| Battery | 740 mAh | 1,500 mAh | 3,900 mAh | 900 mAh |
| Processor | ? | 1 GHz Samsung Hummingbird Cortex A8 | 2 GHz MediaTek Helio A22 (MT6761) | ? |
| RAM | ? | ? | 3 GB | ? |
| Storage | ? raw hardware | 16 GB | 32 GB | 142 MB |
| Main Camera | 1 megapixel | 5 megapixel | 13 megapixel | Yes |
| Wide Camera | - | - | 5 megapixel | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | WVGA / 480p | 1080p HD | QCIF (176 x 144) |
| Front Camera | - | Yes | 5 megapixel | - |
| Weight |
3.49 oz (99g) |
4.55 oz (129g) |
6.24 oz (177g) |
3.24 oz (92g) |
| Dimensions |
3.9" x 2.1" x 0.6" (99 x 53 x 15.2 mm) |
4.88" x 2.48" x 0.43" (124 x 63 x 10.9 mm) |
6.58" x 3.03" x 0.33" (167 x 77 x 8.4 mm) |
3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm) |
| Form Factor | Clamshell | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | Android | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 12, 14, 30 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
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| Data Technology | EVDO r0 | HSPA 7.2 | LTE (Cat 4) | HSDPA 3.6 |
| Features | ||||
| Barometer | - | - | Yes | - |
| Fingerprint Reader | - | - |
Yes stand-alone |
- |
| Flashlight | - | - | Yes | - |
| GPS / Location | Yes | n/a | n/a | Yes |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes M3 (mostly compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | - | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | Yes |
| Ringer Profiles | - | - | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Mobile Hotspot | - | n/a | n/a | - |
| NFC | - | Yes | - | - |
| USB |
Yes Mini-USB |
Yes Micro-USB |
Yes USB Type C |
Yes |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
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 | Yes | n/a | n/a | - |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | Yes |
| Custom Ringtones | Yes | n/a | n/a | Yes |
| Real-Music Ringers | Yes | n/a | n/a | Yes |
| Data & Network | ||||
| Data Tethering | Yes | n/a | n/a | - |
| 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 |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | - | - | Yes | - |
| Messaging | ||||
| Email Client | - | n/a | n/a | Yes |
| EMS / Picture Messaging | Yes | n/a | n/a | - |
| Instant Messaging | - | n/a | n/a | Yes |
| MMS | Yes | n/a | n/a | Yes |
| Text Messaging Templates | Yes | n/a | n/a | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | - | Yes | Yes | - |
| Music Player | - | n/a | n/a | - |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | Yes |
| Calculator | Yes | n/a | n/a | Yes |
| Calendar | Yes | n/a | n/a | Yes |
| Voice Memo | Yes | n/a | n/a | Yes |
| Software | ||||
| BREW | Yes | n/a | n/a | - |
| Games | Yes | n/a | n/a | Yes |
| Java (J2ME) | - | n/a | n/a | Yes |
| Voice | ||||
| HD Voice | - | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Motorola RAZR V3c | Samsung Nexus S | AT&T Maestro 3 | ZTE Z221 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Motorola RAZR V3c | Samsung Nexus S | AT&T Maestro 3 | ZTE Z221 |
