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| Phone | Motorola T720 (CDMA) | Samsung UpStage M620 | Samsung Galaxy S II / SGH-i777 | ZTE Obsidian | Samsung Freeform 4 / Comment 2 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
2.1" diag. 4 : 3 |
4.3" diag. 5 : 3 |
4.5" diag. 16 : 9 |
2.4" diag. 4 : 3 |
| Display Resolution & Type |
120 x 160 pixels LCD (STN) |
176 x 220 pixels (~134 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~217 ppi) AMOLED |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
320 x 240 pixels (~167 ppi) LCD (Color) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz | ? |
| Battery | ? | 620 mAh | 1,650 mAh | 1,800 mAh | 1,000 mAh |
| Processor | ? | ? | 1.2 GHz Samsung Exynos dual-core | 1 GHz MediaTek / MT6735M | ? |
| RAM | ? | ? | ? | 1 GB | ? |
| Storage | ? raw hardware | ? raw hardware | 16 GB | 8 GB | ? raw hardware |
| Main Camera | - | 1 megapixel | 8 megapixel | 5 megapixel | 2 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | ? | 1080p HD | 720p HD | QCIF (176 x 144) |
| Front Camera | - | - | 2 megapixel | 2 megapixel | - |
| Weight |
3.95 oz (112g) |
2.57 oz (73g) |
4.3 oz (122g) |
4.66 oz (132g) |
3.35 oz (95g) |
| Dimensions |
3.5" x 1.87" x 0.91" (89 x 47 x 23.1 mm) |
4.07" x 1.73" x 0.37" (103 x 44 x 9.4 mm) |
4.96" x 2.6" x 0.35" (126 x 66 x 8.9 mm) |
5.41" x 2.7" x 0.39" (137 x 69 x 10 mm) |
4.38" x 2.38" x 0.42" (111 x 60 x 10.7 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1700, 1900 |
| Data Technology | 1xRTT | EVDO r0 | HSPA+ 21 | LTE (Cat 4) | 1xRTT |
| Features | |||||
| Flashlight | - | - | - | Yes | - |
| GPS / Location | Yes | - | n/a | n/a | Yes |
| Accessibility | |||||
| Adjustable Text Size | - | Yes | n/a | n/a | Yes |
| Hearing Aid Compatible | - |
Yes M4 (very compatible) |
Yes M3 (mostly compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | - | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | Yes | Yes | - | - | - |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | Yes |
| Mobile Hotspot | - | - | n/a | n/a | - |
| NFC | - | - | Yes | - | - |
| USB | Yes | Yes |
Yes Micro-USB |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi | - | - |
Yes 4 (802.11 a,b,g,n) |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | |||||
| Picture ID | - | Yes | n/a | n/a | Yes |
| Ringer ID | Yes | Yes | n/a | n/a | Yes |
| Voice Dialing | Yes | Yes | n/a | n/a | Yes |
| Customization | |||||
| Changeable Body Plates | Yes | - | - | - | - |
| Custom Graphics | Yes | Yes | n/a | n/a | Yes |
| Custom Ringtones | Yes | Yes | n/a | n/a | Yes |
| Real-Music Ringers | - | Yes | n/a | n/a | Yes |
| Data & Network | |||||
| Data Tethering | Yes | - | n/a | n/a | - |
| External Antenna Jack | - | Yes | n/a | n/a | - |
| WAP / Web Browser | Yes | Yes | n/a | n/a | Yes |
| Input | |||||
| Predictive Text Entry | Yes | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | - | Yes |
| Touch Screen | - | - |
Yes Capacitive |
Yes Capacitive |
- |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | Yes | - | n/a | n/a | - |
| EMS / Picture Messaging | Yes | - | n/a | n/a | - |
| Instant Messaging | - | Yes | n/a | n/a | - |
| MMS | - | Yes | n/a | n/a | Yes |
| Text Messaging Templates | Yes | Yes | n/a | n/a | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | - | Yes | Yes | Yes |
| Music Player | - | Yes | n/a | n/a | Yes |
| Photo & Video | |||||
| DLNA | - | - | Yes | - | - |
| TV Output | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | - | Yes | n/a | n/a | Yes |
| Calculator | Yes | Yes | n/a | n/a | Yes |
| Calendar | Yes | Yes | n/a | n/a | Yes |
| To-Do List | - | Yes | n/a | n/a | - |
| Voice Memo | Yes | Yes | n/a | n/a | Yes |
| Software | |||||
| BREW | Yes * | - | n/a | n/a | Yes |
| Games | Yes | Yes | n/a | n/a | Yes |
| Java (J2ME) | - | Yes | n/a | n/a | - |
| Voice | |||||
| Headset Jack (2.5 mm) | Yes | - | n/a | n/a | - |
| Speaker Phone | - | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Motorola T720 (CDMA) | Samsung UpStage M620 | Samsung Galaxy S II / SGH-i777 | ZTE Obsidian | Samsung Freeform 4 / Comment 2 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Motorola T720 (CDMA) | Samsung UpStage M620 | Samsung Galaxy S II / SGH-i777 | ZTE Obsidian | Samsung Freeform 4 / Comment 2 |
