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| Phone | Samsung Galaxy S II / SGH-i777 | TCL A30 / A3 | Google Pixel 7a | Cricket Debut S2 / AT&T Calypso 4 |
| Current U.S. Carriers | (none) | (none) |
AT&T US Cellular Verizon |
AT&T |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
4.3" diag. 5 : 3 |
5.5" diag. 18 : 9 |
6.1" diag. 20 : 9 |
6.1" diag. 19.5 : 9 |
| Display Resolution & Type |
480 x 800 pixels (~217 ppi) AMOLED |
720 x 1440 pixels (~293 ppi) LCD (TFT/TFD) |
1080 x 2400 pixels (~431 ppi) AMOLED |
720 x 1560 pixels (~282 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | 90 Hz | 60 Hz |
| Battery | 1,650 mAh | 3,000 mAh | 4,385 mAh | 3,000 mAh |
| Processor | 1.2 GHz Samsung Exynos dual-core | 2 GHz MediaTek Helio P22 (MT6762V) | Google Tensor G2 | 2 GHz MediaTek Helio A22 (MT6761WB) |
| RAM | ? | 3 GB | 8 GB | 3 GB |
| Storage | 16 GB | 32 GB | 128 GB | 64 GB |
| Main Camera | 8 megapixel | 8 megapixel | 64 megapixel | 8 megapixel |
| Wide Camera | - | - | 13 megapixel | - |
| Tele Camera | - | - | - | - |
| Video Capture | 1080p HD | 1080p HD | 4K UHD | ? |
| Front Camera | 2 megapixel | 5 megapixel | 13 megapixel | 5 megapixel |
| Weight |
4.3 oz (122g) |
6.03 oz (171g) |
6.8 oz (193g) |
5.64 oz (160g) |
| Dimensions |
4.96" x 2.6" x 0.35" (126 x 66 x 8.9 mm) |
5.74" x 2.8" x 0.39" (146 x 71 x 9.9 mm) |
6" x 2.8" x 0.4" (152 x 71 x 10.2 mm) |
6.11" x 2.87" x 0.34" (155 x 73 x 8.6 mm) |
| Platform / OS | Android | Android | Android | Android |
| Network Bands |
WCDMA: 1, 2, 5 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 |
5G: 1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 28, 30, 38, 41, 48, 66, 71, 77-A, 77-C, 78, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 28, 29, 30, 38, 40, 41, 48, 66, 71 WCDMA: 1, 2, 4, 5, 6, 8, 19 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30, 66 WCDMA: 1, 2, 4, 5, 8 |
| Data Technology | HSPA+ 21 | LTE (Cat 4) | NR (5G) | LTE (Cat 4) |
| Features | ||||
| Barometer | - | - | Yes | - |
| Fingerprint Reader | - | - |
Yes in-display (optical) |
- |
| Flashlight | - | Yes | Yes | Yes |
| Water-Resistant | - |
Yes IPX2 (drip) |
Yes IPX7 (snorkeling) |
- |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
| TTY/TDD (Digital) | Yes | Yes | Yes | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| NFC | Yes | - | Yes | - |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes USB Type C |
Yes USB Type C |
| Wi-Fi |
Yes 4 (802.11 a,b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 6E (802.11 a,ac,ax,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
| Data & Network | ||||
| Dual-SIM | - | - | Yes | - |
| Input | ||||
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
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 | - | - | - |
| TV Output | Yes | - | - | - |
| Power | ||||
| Fast Charging | - | - | Yes | Yes |
| Wireless Charging | - | - | Yes | - |
| Voice | ||||
| Call Screening | - | - | Yes | - |
| HD Voice | - | Yes | Yes | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung Galaxy S II / SGH-i777 | TCL A30 / A3 | Google Pixel 7a | Cricket Debut S2 / AT&T Calypso 4 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Galaxy S II / SGH-i777 | TCL A30 / A3 | Google Pixel 7a | Cricket Debut S2 / AT&T Calypso 4 |
