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| Phone | Samsung Galaxy S II / SGH-i777 | Sony Xperia XA2 Ultra | Samsung Galaxy S21 | HTC Touch Pro2 (CDMA) |
| Current U.S. Carriers | (none) | (none) | Verizon | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
4.3" diag. 5 : 3 |
6" diag. 16 : 9 |
6.2" diag. 20 : 9 |
3.6" diag. 5 : 3 |
| Display Resolution & Type |
480 x 800 pixels (~217 ppi) AMOLED |
1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD) |
1080 x 2400 pixels (~424 ppi) AMOLED |
480 x 800 pixels (~259 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | 60 Hz | 120 Hz | ? |
| Battery | 1,650 mAh | 3,580 mAh | 4,000 mAh | 1,500 mAh |
| Processor | 1.2 GHz Samsung Exynos dual-core | Qualcomm Snapdragon 630 | 2.8 GHz Qualcomm Snapdragon 888 | 528 MHz MSM7600 |
| RAM | ? | 4 GB | 8 GB | ? |
| Storage | 16 GB | 32 GB * | 128 GB * | ? raw hardware |
| Main Camera | 8 megapixel | 23 megapixel | 12 megapixel | 3 megapixel |
| Wide Camera | - | - | 12 megapixel | - |
| Tele Camera | - | - | 64 megapixel | - |
| Video Capture | 1080p HD | 4K UHD | 8K | ? |
| Front Camera | 2 megapixel | 16 megapixel | 10 megapixel | - |
| Weight |
4.3 oz (122g) |
7.79 oz (221g) |
6.03 oz (171g) |
6.35 oz (180g) |
| Dimensions |
4.96" x 2.6" x 0.35" (126 x 66 x 8.9 mm) |
6.42" x 3.15" x 0.37" (163 x 80 x 9.5 mm) |
5.97" x 2.8" x 0.31" (152 x 71 x 7.9 mm) |
4.57" x 2.33" x 0.68" (116 x 59 x 17.3 mm) |
| Platform / OS | Android | Android | Android | Windows Mobile Professional |
| Network Bands |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 4, 5, 7, 8, 12, 13, 17, 25, 28, 29, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
5G: 2, 5, 12, 25, 30, 41, 66, 71, 77-C, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | HSPA+ 21 | LTE (Cat 13) | NR (5G) | EVDO rA |
| Features | ||||
| Barometer | - | - | Yes | - |
| Fingerprint Reader | - |
Yes stand-alone |
Yes in-display (ultrasonic) |
- |
| Flashlight | - | Yes | Yes | - |
| Water-Resistant | - | - |
Yes IPX8 (SCUBA) |
- |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes M3, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| NFC | Yes | Yes | Yes | - |
| USB |
Yes Micro-USB |
Yes USB Type C |
Yes USB Type C |
Yes |
| Wi-Fi |
Yes 4 (802.11 a,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 6 (802.11 a,ac,ax,b,g,n) |
Yes |
| Input | ||||
| Side Keys | Yes | Yes | Yes | Yes |
| Stylus | - | - | - | Yes |
| Text Keyboard, Hardware | - | - | - | Yes |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
Yes Resistive |
| Memory | ||||
| Memory Card Slot | Yes | Yes | - | Yes |
| Music | ||||
| FM Radio | - | Yes | - | - |
| Headphone Jack (3.5mm) | Yes | Yes | - | Yes |
| Stereo Speakers | - | - | Yes | - |
| Photo & Video | ||||
| DLNA | Yes | - | - | - |
| Miracast | - | Yes | - | - |
| TV Output | Yes | - | Yes | Yes |
| Power | ||||
| Fast Charging | - | Yes | Yes | - |
| Wireless Charging | - | - | Yes | - |
| Voice | ||||
| HD Voice | - | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung Galaxy S II / SGH-i777 | Sony Xperia XA2 Ultra | Samsung Galaxy S21 | HTC Touch Pro2 (CDMA) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Galaxy S II / SGH-i777 | Sony Xperia XA2 Ultra | Samsung Galaxy S21 | HTC Touch Pro2 (CDMA) |
