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| Phone | Samsung SGH-A727 | ZTE Z431 / Altair | Motorola T720 (CDMA) | Samsung Stratosphere / Galaxy Metrix 4G |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
2.4" diag. 4 : 3 |
? |
4" diag. 5 : 3 |
| Display Resolution & Type |
220 x 176 pixels LCD (TFT/TFD) |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
120 x 160 pixels LCD (STN) |
480 x 800 pixels (~233 ppi) AMOLED |
| Display Refresh | ? | ? | ? | 60 Hz |
| Battery | ? | 1,000 mAh | ? | ? |
| Processor | ? | ? | ? | 1 GHz Samsung Cortex A8 Hummingbird |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 1 megapixel | 2 megapixel | - | 5 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | QCIF (176 x 144) | QVGA (320 x 240) | - | WVGA / 480p |
| Front Camera | - | - | - | 1 megapixel |
| Weight |
2.82 oz (80g) |
3.52 oz (100g) |
3.95 oz (112g) |
5.8 oz (164g) |
| Dimensions |
4.51" x 2.01" x 0.35" (115 x 51 x 8.9 mm) |
4.49" x 2.39" x 0.41" (114 x 61 x 10.4 mm) |
3.5" x 1.87" x 0.91" (89 x 47 x 23.1 mm) |
4.96" x 2.54" x 0.55" (126 x 65 x 14 mm) |
| Form Factor | Slab | Slab | Clamshell | Slide |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | Android |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
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| Data Technology | HSDPA 1.8 | ? | 1xRTT | LTE (Cat 3) |
| Features | ||||
| GPS / Location | - | Yes | Yes | n/a |
| Accessibility | ||||
| Hearing Aid Compatible | - |
Yes M3, T3 (mostly tele-coil compatible) |
- |
Yes M4 (very compatible) |
| Multiple Languages | Yes | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | Yes | - |
| Ringer Profiles | Yes | Yes | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | - | Yes |
| Mobile Hotspot | - | - | - | n/a |
| USB | Yes |
Yes Micro-USB |
Yes | Yes |
| Wi-Fi | - | - | - |
Yes 4 (802.11 a,b,g,n) |
| Contacts | ||||
| Picture ID | Yes | Yes | - | n/a |
| Ringer ID | Yes | Yes | Yes | n/a |
| Voice Dialing | - | - | Yes | n/a |
| Customization | ||||
| Changeable Body Plates | - | - | Yes | - |
| Custom Graphics | Yes | Yes | Yes | n/a |
| Custom Ringtones | Yes | Yes | Yes | n/a |
| Real-Music Ringers | Yes | Yes | - | n/a |
| Data & Network | ||||
| Data Tethering | Yes | Yes | Yes | n/a |
| WAP / Web Browser | Yes | Yes | Yes | n/a |
| Input | ||||
| Predictive Text Entry | Yes | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | Yes |
| Touch Screen | - | - | - |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | Yes | Yes | - | Yes |
| Messaging | ||||
| Email Client | Yes | Yes | Yes | n/a |
| EMS / Picture Messaging | - | - | Yes | n/a |
| Instant Messaging | Yes | - | - | n/a |
| MMS | Yes | Yes | - | n/a |
| Text Messaging Templates | Yes | Yes | Yes | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | - | Yes | - | Yes |
| Music Player | Yes | Yes | - | n/a |
| Photo & Video | ||||
| DLNA | - | - | - | Yes |
| Productivity | ||||
| Alarm | Yes | Yes | - | n/a |
| Calculator | Yes | Yes | Yes | n/a |
| Calendar | Yes | Yes | Yes | n/a |
| To-Do List | Yes | - | - | n/a |
| Voice Memo | Yes | Yes | Yes | n/a |
| Software | ||||
| BREW | - | Yes | Yes * | n/a |
| Games | Yes | Yes | Yes | n/a |
| Java (J2ME) | Yes | - | - | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | - | - | Yes | n/a |
| Speaker Phone | Yes | Yes | - | Yes |
| * Some versions only | ||||
| Samsung SGH-A727 | ZTE Z431 / Altair | Motorola T720 (CDMA) | Samsung Stratosphere / Galaxy Metrix 4G | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-A727 | ZTE Z431 / Altair | Motorola T720 (CDMA) | Samsung Stratosphere / Galaxy Metrix 4G |
