Compare Phones
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| Phone | Samsung Galaxy S7 | LG Optimus T | Samsung Galaxy A21 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
5.1" diag. 16 : 9 |
3.2" diag. 5 : 3 |
6.5" diag. 20 : 9 |
| Display Resolution & Type |
1440 x 2560 pixels (~576 ppi) AMOLED |
320 x 480 pixels (~180 ppi) LCD (TFT/TFD) |
720 x 1600 pixels (~270 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | 60 Hz | 60 Hz |
| Battery | 3,000 mAh | 1,500 mAh | 4,000 mAh |
| Processor | 2.2 GHz Qualcomm Snapdragon 820 (MSM8996) | Qualcomm S1 MSM7227 | 2 GHz MediaTek Helio P35 (MT6765) |
| RAM | 4 GB | ? | 3 GB |
| Storage | 32 GB | ? raw hardware | 32 GB |
| Main Camera | 12 megapixel | 3 megapixel | 16 megapixel |
| Wide Camera | - | - | 8 megapixel |
| Tele Camera | - | - | - |
| Video Capture | 4K UHD | VGA (640 x 480) | 1080p HD |
| Front Camera | 5 megapixel | - | 13 megapixel |
| Weight |
5.36 oz (152g) |
4.48 oz (127g) |
6.81 oz (193g) |
| Dimensions |
5.61" x 2.74" x 0.31" (142 x 70 x 7.9 mm) |
4.46" x 2.32" x 0.52" (113 x 59 x 13.2 mm) |
6.61" x 3.02" x 0.32" (168 x 77 x 8.1 mm) |
| Platform / OS | Android | Android | Android |
| Network Bands |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 29, 30, 40, 41 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
WCDMA: 4 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 38, 39, 40, 41, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | LTE (Cat 9) | HSPA 7.2 | LTE (Cat 6) |
| Features | |||
| Fingerprint Reader | Yes | - |
Yes stand-alone |
| Flashlight | Yes | - | Yes |
| VR-ready | Yes | - | - |
| Water-Resistant |
Yes IPX8 (SCUBA) |
- | - |
| Accessibility | |||
| Hearing Aid Compatible |
Yes M4, T3 (mostly tele-coil compatible) |
- |
Yes M4, T3 (mostly tele-coil compatible) |
| TTY/TDD (Digital) | Yes | Yes | Yes |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| MirrorLink | Yes | - | - |
| NFC | Yes | - | Yes |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes USB Type C |
| Wi-Fi |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 802.11 b,g |
Yes 5 (802.11 a,ac,b,g,n) |
| Data & Network | |||
| Dual-SIM | Yes | - | - |
| Input | |||
| Side Keys | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
| Memory | |||
| Memory Card Slot | Yes | Yes | Yes |
| Music | |||
| FM Radio | - | Yes | - |
| Headphone Jack (3.5mm) | Yes | Yes | Yes |
| Photo & Video | |||
| DLNA | Yes | - | - |
| Miracast | Yes | - | - |
| Power | |||
| Fast Charging | Yes | - | Yes |
| Wireless Charging | Yes | - | - |
| Voice | |||
| HD Voice | Yes | - | Yes |
| Speaker Phone | Yes | Yes | Yes |
| Samsung Galaxy S7 | LG Optimus T | Samsung Galaxy A21 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Galaxy S7 | LG Optimus T | Samsung Galaxy A21 |
