Compare Phones
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| Phone | Samsung Nexus S | Samsung SGH-X640 | Coolpad Quattro 4G |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
4" diag. 5 : 3 |
? |
4" diag. 5 : 3 |
| Display Resolution & Type |
480 x 800 pixels (~233 ppi) AMOLED |
128 x 160 pixels LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | 60 Hz |
| Battery | 1,500 mAh | 800 mAh | 1,600 mAh |
| Processor | 1 GHz Samsung Hummingbird Cortex A8 | ? | ? |
| RAM | ? | ? | ? |
| Storage | 16 GB | ? raw hardware | 512 MB |
| Main Camera | 5 megapixel | Yes | 3 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | WVGA / 480p | - | VGA (640 x 480) |
| Front Camera | Yes | - | Yes |
| Weight |
4.55 oz (129g) |
3 oz (85g) |
3.31 oz (94g) |
| Dimensions |
4.88" x 2.48" x 0.43" (124 x 63 x 10.9 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
4.96" x 2.6" x 0.51" (126 x 66 x 13 mm) |
| Form Factor | Slab | Clamshell | Slab |
| Platform / OS | Android | (proprietary) | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 2, 4 CDMA: 850, 1700, 1900 |
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| Data Technology | HSPA 7.2 | GPRS | LTE (Cat 3) |
| Features | |||
| GPS / Location | n/a | - | n/a |
| Accessibility | |||
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
- |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | n/a |
| TTY/TDD (Digital) | - | - | Yes |
| Connectivity | |||
| Bluetooth | Yes | - | Yes |
| Mobile Hotspot | n/a | - | n/a |
| NFC | Yes | - | - |
| USB |
Yes Micro-USB |
- | Yes |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
- | Yes |
| Contacts | |||
| Picture ID | n/a | Yes | n/a |
| Ringer ID | n/a | Yes | n/a |
| Voice Dialing | n/a | - | n/a |
| Customization | |||
| Custom Graphics | n/a | Yes | n/a |
| Custom Ringtones | n/a | Yes | n/a |
| Real-Music Ringers | n/a | - | n/a |
| Data & Network | |||
| Data Tethering | n/a | - | n/a |
| WAP / Web Browser | n/a | Yes | n/a |
| Input | |||
| Predictive Text Entry | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
- |
Yes Capacitive |
| Memory | |||
| Memory Card Slot | - | - | Yes |
| Messaging | |||
| Email Client | n/a | - | n/a |
| EMS / Picture Messaging | n/a | Yes | n/a |
| Instant Messaging | n/a | - | n/a |
| MMS | n/a | Yes | n/a |
| Text Messaging Templates | n/a | Yes | n/a |
| Music | |||
| Headphone Jack (3.5mm) | Yes | - | Yes |
| Music Player | n/a | - | n/a |
| Productivity | |||
| Alarm | n/a | Yes | n/a |
| Calculator | n/a | Yes | n/a |
| Calendar | n/a | Yes | n/a |
| To-Do List | n/a | Yes | n/a |
| Voice Memo | n/a | Yes | n/a |
| Software | |||
| Games | n/a | Yes | n/a |
| Java (J2ME) | n/a | Yes | n/a |
| Voice | |||
| Headset Jack (2.5 mm) | n/a | Yes | n/a |
| Speaker Phone | Yes | Yes | Yes |
| Samsung Nexus S | Samsung SGH-X640 | Coolpad Quattro 4G | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Nexus S | Samsung SGH-X640 | Coolpad Quattro 4G |
