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| Phone | Samsung SCH-A990 | HTC EVO 4G | ZTE Aspect | LG VX-8300 | AT&T Calypso |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
4.3" diag. 5 : 3 |
2.4" diag. 4 : 3 |
? |
5.5" diag. 18 : 9 |
| Display Resolution & Type |
240 x 320 pixels LCD (TFT/TFD) |
480 x 800 pixels (~217 ppi) LCD (TFT/TFD) |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
480 x 960 pixels (~195 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? | 60 Hz |
| Battery | 1,000 mAh | 1,500 mAh | 1,000 mAh | 1,100 mAh | 2,500 mAh |
| Processor | ? | 1 GHz Qualcomm Snapdragon S1 QSD8650 | 230 MHz Qualcomm QSC6270 | ? | 1.5 GHz MediaTek MT6739 |
| RAM | ? | ? | 128 MB | ? | 1 GB |
| Storage | ? raw hardware | ? raw hardware | 256 MB | ? raw hardware | 16 GB |
| Main Camera | 3 megapixel | 8 megapixel | 2 megapixel | 1 megapixel | 5 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | 720p HD | QVGA (320 x 240) | QCIF (176 x 144) | 1080p HD |
| Front Camera | - | Yes | - | - | 5 megapixel |
| Weight |
4.4 oz (125g) |
6 oz (170g) |
3.7 oz (105g) |
3.88 oz (110g) |
6 oz (170g) |
| Dimensions |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
4.8" x 2.6" x 0.5" (122 x 66 x 12.7 mm) |
4.55" x 2.4" x 0.45" (116 x 61 x 11.4 mm) |
3.58" x 1.93" x 0.92" (91 x 49 x 23.4 mm) |
5.91" x 2.87" x 0.39" (150 x 73 x 9.9 mm) |
| Form Factor | Clamshell | Slab | Slab | Clamshell | Slab |
| Platform / OS | (proprietary) | Android | (proprietary) | (proprietary) | Android |
| Network Bands |
CDMA: 850, 1900 |
4G WiMAX: 41 CDMA: 850, 1900 |
WCDMA: 2, 4 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 12, 14, 30 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | EVDO r0 | WiMAX | WCDMA (UMTS) | EVDO r0 | LTE (Cat 4) |
| Features | |||||
| Flashlight | Yes | - | - | - | Yes |
| GPS / Location | Yes | n/a | Yes | Yes | n/a |
| Accessibility | |||||
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
Yes M3, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | n/a | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | Yes | - | - | Yes | - |
| Ringer Profiles | - | - | Yes | - | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| Mobile Hotspot | - | n/a | - | - | n/a |
| USB | Yes | Yes |
Yes Micro-USB |
Yes |
Yes USB Type C |
| Wi-Fi | - |
Yes 802.11 b,g |
- | - |
Yes 4 (802.11 b,g,n) |
| Contacts | |||||
| Picture ID | Yes | n/a | Yes | Yes | n/a |
| Ringer ID | Yes | n/a | Yes | Yes | n/a |
| Voice Dialing | Yes | n/a | - | Yes | n/a |
| Customization | |||||
| Custom Graphics | Yes | n/a | Yes | Yes | n/a |
| Custom Ringtones | Yes | n/a | Yes | Yes | n/a |
| Real-Music Ringers | Yes | n/a | Yes | Yes | n/a |
| Data & Network | |||||
| Data Tethering | Yes | n/a | - | Yes | n/a |
| WAP / Web Browser | Yes | n/a | Yes | Yes | n/a |
| Input | |||||
| Predictive Text Entry | Yes | n/a | Yes | Yes | n/a |
| 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 | Yes |
| Messaging | |||||
| Email Client | - | n/a | Yes | - | n/a |
| EMS / Picture Messaging | Yes | n/a | - | - | n/a |
| Instant Messaging | - | n/a | - | Yes | n/a |
| MMS | Yes | n/a | Yes | Yes | n/a |
| Text Messaging Templates | Yes | n/a | Yes | Yes | n/a |
| Music | |||||
| FM Radio | - | Yes | - | - | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | - | Yes |
| Music Player | Yes | n/a | Yes | Yes | n/a |
| Stereo Speakers | Yes | - | - | Yes | - |
| Photo & Video | |||||
| TV Output | Yes | Yes | - | - | - |
| Productivity | |||||
| Alarm | Yes | n/a | Yes | Yes | n/a |
| Calculator | Yes | n/a | Yes | Yes | n/a |
| Calendar | Yes | n/a | Yes | Yes | n/a |
| Voice Memo | Yes | n/a | Yes | Yes | n/a |
| Software | |||||
| BREW | Yes | n/a | - | Yes | n/a |
| Games | Yes | n/a | Yes | Yes | n/a |
| Java (J2ME) | - | n/a | Yes | - | n/a |
| Voice | |||||
| HD Voice | - | - | - | - | Yes |
| Headset Jack (2.5 mm) | - | n/a | - | Yes | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SCH-A990 | HTC EVO 4G | ZTE Aspect | LG VX-8300 | AT&T Calypso | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-A990 | HTC EVO 4G | ZTE Aspect | LG VX-8300 | AT&T Calypso |
