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| Phone | Samsung SCH-A990 | Palm Treo 600 (CDMA) | AT&T Vista | ZTE Prelude / Avail 2 | Samsung Glyde U940 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? |
5.5" diag. 18 : 9 |
3.5" diag. 5 : 3 |
2.8" diag. 16.5 : 9 |
| Display Resolution & Type |
240 x 320 pixels LCD (TFT/TFD) |
160 x 160 pixels LCD (Color) |
720 x 1440 pixels (~293 ppi) LCD (TFT/TFD) |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
240 x 440 pixels (~182 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz | ? |
| Battery | 1,000 mAh | ? | 2,450 mAh | 1,500 mAh | 1,000 mAh |
| Processor | ? | ? | 2 GHz MediaTek Helio A22 (MT6761V) | 1 GHz Qualcomm Snapdragon MSM7225A | ? |
| RAM | ? | ? | 3 GB | 512 MB | ? |
| Storage | ? raw hardware | ? raw hardware | 32 GB | 4 GB | ? raw hardware |
| Main Camera | 3 megapixel | Yes | 8 megapixel | 2 megapixel | 2 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | - | 1080p HD | VGA (640 x 480) | QVGA (320 x 240) |
| Front Camera | - | - | 5 megapixel | - | - |
| Weight |
4.4 oz (125g) |
6.2 oz (176g) |
5.51 oz (156g) |
4.4 oz (125g) |
4.2 oz (119g) |
| Dimensions |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
4.41" x 2.36" x 0.87" (112 x 60 x 22.1 mm) |
5.88" x 2.82" x 0.35" (149 x 72 x 8.9 mm) |
4.6" x 2.44" x 0.45" (117 x 62 x 11.4 mm) |
4.09" x 1.98" x 0.71" (104 x 50 x 18 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab | Slide |
| Platform / OS | (proprietary) | Palm OS | Android | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30 WCDMA: 1, 2, 4, 5, 8 |
WCDMA: 2, 5 GSM: 850, 1900 |
CDMA: 850, 1900 |
| Data Technology | EVDO r0 | 1xRTT | LTE (Cat 4) | HSPA 7.2 | EVDO r0 |
| Features | |||||
| Flashlight | Yes | - | Yes | - | - |
| GPS / Location | Yes | n/a | n/a | n/a | Yes |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | n/a | n/a | - |
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
- |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T4 (very tele-coil compatible) |
Yes M4 (very compatible) |
| Multiple Languages | Yes | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | - | Yes | Yes |
| Alerts | |||||
| Extra Display | Yes | - | - | - | - |
| Connectivity | |||||
| Bluetooth | Yes | - | Yes | Yes | Yes |
| Infrared (IR) | - | Yes | - | - | - |
| USB | Yes | Yes |
Yes USB Type C |
Yes | Yes |
| Wi-Fi | - | - | Yes |
Yes 4 (802.11 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 | Yes | n/a | n/a | n/a | Yes |
| Customization | |||||
| Custom Graphics | Yes | n/a | n/a | n/a | Yes |
| Custom Ringtones | Yes | n/a | n/a | n/a | Yes |
| Real-Music Ringers | Yes | n/a | n/a | n/a | Yes |
| Data & Network | |||||
| Data Tethering | Yes | n/a | n/a | n/a | 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 | - | - | Yes |
| Touch Screen | - | Yes |
Yes Capacitive |
Yes Capacitive |
Yes |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | - | n/a | n/a | n/a | - |
| 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 | Yes | n/a | n/a | n/a | Yes |
| Stereo Speakers | Yes | - | - | - | - |
| Photo & Video | |||||
| TV Output | 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 | - | n/a | n/a | n/a | - |
| Voice Memo | Yes | n/a | n/a | n/a | - |
| Software | |||||
| BREW | Yes | n/a | n/a | n/a | Yes |
| Games | Yes | n/a | n/a | n/a | Yes |
| Voice | |||||
| HD Voice | - | - | Yes | - | - |
| Headset Jack (2.5 mm) | - | n/a | n/a | n/a | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SCH-A990 | Palm Treo 600 (CDMA) | AT&T Vista | ZTE Prelude / Avail 2 | Samsung Glyde U940 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-A990 | Palm Treo 600 (CDMA) | AT&T Vista | ZTE Prelude / Avail 2 | Samsung Glyde U940 |
