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| Phone | ZTE Whirl | Alcatel Idol 4S | Samsung Galaxy S II / SGH-i777 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Not yet released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
3.5" diag. 5 : 3 |
5.5" diag. 16 : 9 |
4.3" diag. 5 : 3 |
| Display Resolution & Type |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
1440 x 2560 pixels (~534 ppi) AMOLED |
480 x 800 pixels (~217 ppi) AMOLED |
| Display Refresh | 60 Hz | 60 Hz | 60 Hz |
| Battery | 1,300 mAh | 3,000 mAh | 1,650 mAh |
| Processor | 1 GHz Qualcomm Snapdragon S1 MSM7225A | 1.8 GHz Qualcomm Snapdragon 652 (MSM8976) | 1.2 GHz Samsung Exynos dual-core |
| RAM | 512 MB | 3 GB | ? |
| Storage | 4 GB | 32 GB | 16 GB |
| Main Camera | 3 megapixel | 16 megapixel | 8 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | VGA (640 x 480) | 4K UHD | 1080p HD |
| Front Camera | - | 8 megapixel | 2 megapixel |
| Weight |
4.2 oz (119g) |
5.26 oz (149g) |
4.3 oz (122g) |
| Dimensions |
4.57" x 2.4" x 0.5" (116 x 61 x 12.7 mm) |
6.06" x 2.97" x 0.28" (154 x 75 x 7 mm) |
4.96" x 2.6" x 0.35" (126 x 66 x 8.9 mm) |
| Platform / OS | Android | Android | Android |
| Network Bands |
WCDMA: 2, 4, 5 GSM: 850, 1900 |
4G LTE: 2, 4, 5, 7, 12, 17 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | ? | LTE (Cat 4) | HSPA+ 21 |
| Features | |||
| Fingerprint Reader | - | Yes * | - |
| Flashlight | - | Yes | - |
| Accessibility | |||
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
| TTY/TDD (Digital) | Yes | Yes | Yes |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| NFC | - | Yes | Yes |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 a,b,g,n) |
| Data & Network | |||
| Dual-SIM | - | Yes * | - |
| Input | |||
| Side Keys | Yes | Yes | Yes |
| Touch Screen | Yes |
Yes Capacitive |
Yes Capacitive |
| Memory | |||
| Memory Card Slot | Yes | Yes | Yes |
| Music | |||
| Headphone Jack (3.5mm) | Yes | Yes | Yes |
| Stereo Speakers | - | Yes | - |
| Photo & Video | |||
| DLNA | - | - | Yes |
| Miracast | - | Yes | - |
| TV Output | - | - | Yes |
| Power | |||
| Fast Charging | - | Yes | - |
| Voice | |||
| HD Voice | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes |
| * Some versions only | |||
| ZTE Whirl | Alcatel Idol 4S | Samsung Galaxy S II / SGH-i777 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Whirl | Alcatel Idol 4S | Samsung Galaxy S II / SGH-i777 |
