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| Phone | Samsung Galaxy S II / SGH-i777 | Samsung Sidekick 4G | TCL A30 / A3 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
4.3" diag. 5 : 3 |
3.5" diag. 5 : 3 |
5.5" diag. 18 : 9 |
| Display Resolution & Type |
480 x 800 pixels (~217 ppi) AMOLED |
480 x 800 pixels (~267 ppi) LCD (TFT/TFD) |
720 x 1440 pixels (~293 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | 60 Hz | ? |
| Battery | 1,650 mAh | ? | 3,000 mAh |
| Processor | 1.2 GHz Samsung Exynos dual-core | 1 GHz Samsung Hummingbird Cortex A8 | 2 GHz MediaTek Helio P22 (MT6762V) |
| RAM | ? | ? | 3 GB |
| Storage | 16 GB | ? raw hardware | 32 GB |
| Main Camera | 8 megapixel | 3 megapixel | 8 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | 1080p HD | WVGA / 480p | 1080p HD |
| Front Camera | 2 megapixel | Yes | 5 megapixel |
| Weight |
4.3 oz (122g) |
5.7 oz (162g) |
6.03 oz (171g) |
| Dimensions |
4.96" x 2.6" x 0.35" (126 x 66 x 8.9 mm) |
5" x 2.42" x 0.6" (127 x 61 x 15.2 mm) |
5.74" x 2.8" x 0.39" (146 x 71 x 9.9 mm) |
| Platform / OS | Android | Android | Android |
| Network Bands |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 4 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 13, 25, 26, 41, 66, 71 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | HSPA+ 21 | HSPA+ 21 | LTE (Cat 4) |
| Features | |||
| Flashlight | - | - | Yes |
| Water-Resistant | - | - |
Yes IPX2 (drip) |
| Accessibility | |||
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| TTY/TDD (Digital) | Yes | Yes | Yes |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| NFC | Yes | - | - |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi |
Yes 4 (802.11 a,b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
| Input | |||
| Side Keys | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - |
| Touch Screen |
Yes Capacitive |
Yes |
Yes Capacitive |
| Memory | |||
| Memory Card Slot | Yes | Yes | Yes |
| Music | |||
| Headphone Jack (3.5mm) | Yes | Yes | Yes |
| Photo & Video | |||
| DLNA | Yes | Yes | - |
| TV Output | Yes | - | - |
| Voice | |||
| HD Voice | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes |
| Samsung Galaxy S II / SGH-i777 | Samsung Sidekick 4G | TCL A30 / A3 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Galaxy S II / SGH-i777 | Samsung Sidekick 4G | TCL A30 / A3 |
