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| Phone | Samsung SCH-A990 | Sony Ericsson T237 / T290a | Asus ZenFone 5Q | Coolpad Quattro 4G |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
6" diag. 18 : 9 |
4" diag. 5 : 3 |
| Display Resolution & Type |
240 x 320 pixels LCD (TFT/TFD) |
101 x 80 pixels LCD (STN) |
1080 x 2160 pixels (~402 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz |
| Battery | 1,000 mAh | ? | 3,300 mAh | 1,600 mAh |
| Processor | ? | ? | Qualcomm Snapdragon 630 | ? |
| RAM | ? | ? | 4 GB | ? |
| Storage | ? raw hardware | ? raw hardware | 64 GB | 512 MB |
| Main Camera | 3 megapixel | - | 16 megapixel | 3 megapixel |
| Wide Camera | - | - | 8 megapixel | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | - | 4K UHD | VGA (640 x 480) |
| Front Camera | - | - | 20 megapixel | Yes |
| Weight |
4.4 oz (125g) |
2.79 oz (79g) |
5.94 oz (168g) |
3.31 oz (94g) |
| Dimensions |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
4" x 1.71" x 0.71" (102 x 43 x 18 mm) |
6.31" x 3" x 0.3" (160 x 76 x 7.6 mm) |
4.96" x 2.6" x 0.51" (126 x 66 x 13 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | Android |
| Network Bands |
CDMA: 850, 1900 |
GSM: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 28 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4 CDMA: 850, 1700, 1900 |
| Data Technology | EVDO r0 | GPRS | LTE (Cat 13) | LTE (Cat 3) |
| Features | ||||
| Fingerprint Reader | - | - |
Yes stand-alone |
- |
| Flashlight | Yes | - | Yes | - |
| GPS / Location | Yes | - | n/a | n/a |
| Accessibility | ||||
| Hearing Aid Compatible | Yes | - | Yes | Yes |
| Multiple Languages | Yes | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | - | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | Yes | - | Yes | Yes |
| Mobile Hotspot | - | - | n/a | n/a |
| NFC | - | - | Yes | - |
| USB | Yes | Yes |
Yes Micro-USB |
Yes |
| Wi-Fi | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes |
| Contacts | ||||
| Picture ID | Yes | Yes | n/a | n/a |
| Ringer ID | Yes | Yes | n/a | n/a |
| Voice Dialing | Yes | Yes | n/a | n/a |
| Customization | ||||
| Custom Graphics | Yes | Yes | n/a | n/a |
| Custom Ringtones | Yes | Yes | n/a | n/a |
| Real-Music Ringers | Yes | - | n/a | n/a |
| Data & Network | ||||
| Data Tethering | Yes | - | n/a | n/a |
| WAP / Web Browser | Yes | Yes | n/a | n/a |
| Input | ||||
| Predictive Text Entry | Yes | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - | - | Yes | Yes |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | Yes |
| Messaging | ||||
| Email Client | - | Yes | n/a | n/a |
| EMS / Picture Messaging | Yes | Yes | n/a | n/a |
| Instant Messaging | - | - | n/a | n/a |
| MMS | Yes | Yes | n/a | n/a |
| Text Messaging Templates | Yes | Yes | n/a | n/a |
| Music | ||||
| FM Radio | - | - | Yes | - |
| Headphone Jack (3.5mm) | - | - | Yes | Yes |
| Music Player | Yes | - | n/a | n/a |
| Stereo Speakers | Yes | - | - | - |
| Photo & Video | ||||
| TV Output | Yes | - | - | - |
| Power | ||||
| Fast Charging | - | - | Yes | - |
| Productivity | ||||
| Alarm | Yes | Yes | n/a | n/a |
| Calculator | Yes | Yes | n/a | n/a |
| Calendar | Yes | Yes | n/a | n/a |
| Voice Memo | Yes | Yes | n/a | n/a |
| Software | ||||
| BREW | Yes | - | n/a | n/a |
| Games | Yes | Yes | n/a | n/a |
| Voice | ||||
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung SCH-A990 | Sony Ericsson T237 / T290a | Asus ZenFone 5Q | Coolpad Quattro 4G | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-A990 | Sony Ericsson T237 / T290a | Asus ZenFone 5Q | Coolpad Quattro 4G |
