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| Phone | Samsung Jack i637 | ZTE Blade X1 5G | HTC Desire 520 | Apple iPhone 12 Pro Max |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
6.5" diag. 19.5 : 9 |
4.5" diag. 16 : 9 |
6.7" diag. 19.5 : 9 |
| Display Resolution & Type |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
1080 x 2340 pixels (~396 ppi) LCD (TFT/TFD) |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
1284 x 2778 pixels (~457 ppi) AMOLED |
| Display Refresh | ? | 60 Hz | 60 Hz | 60 Hz |
| Battery | 1,480 mAh | 4,000 mAh | 2,000 mAh | 3,687 mAh |
| Processor | ? | 2.4 GHz Qualcomm Snapdragon 765G | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | Apple A14 Bionic |
| RAM | ? | 6 GB | 1 GB | 6 GB |
| Storage | ? raw hardware | 128 GB | 8 GB | 128 GB * |
| Main Camera | 3 megapixel | 48 megapixel | 8 megapixel | 12 megapixel |
| Wide Camera | - | 8 megapixel | - | 12 megapixel |
| Tele Camera | - | - | - | 12 megapixel |
| Video Capture | ? | 4K UHD | 720p HD | 4K UHD |
| Front Camera | - | 16 megapixel | 2 megapixel | 12 megapixel |
| Weight |
3.6 oz (102g) |
6.7 oz (190g) |
4.9 oz (139g) |
8.03 oz (228g) |
| Dimensions |
4.4" x 2.4" x 0.5" (112 x 61 x 12.7 mm) |
6.46" x 2.99" x 0.36" (164 x 76 x 9.2 mm) |
5.5" x 2.71" x 0.36" (140 x 69 x 9 mm) |
6.33" x 3.07" x 0.29" (161 x 78 x 7.4 mm) |
| Platform / OS | Windows Mobile Standard | Android | Android | iOS |
| Network Bands |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
5G: 2, 5, 66 4G LTE: 2, 4, 5, 12, 13, 66 |
4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
5G: 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 71, 77-C, 78, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | HSDPA 3.6 | NR (5G) | LTE (Cat 3) | NR (5G) |
| Features | ||||
| Barometer | - | Yes | - | Yes |
| Fingerprint Reader | - |
Yes stand-alone |
- | - |
| Flashlight | - | Yes | - | Yes |
| Water-Resistant | - | - | - |
Yes IPX8 (SCUBA) |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3, T4 (very tele-coil compatible) |
| TTY/TDD (Digital) | - | Yes | Yes | Yes |
| Alerts | ||||
| Ringer Profiles | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| NFC | - | Yes | - | Yes |
| USB | Yes |
Yes USB Type C |
Yes Micro-USB |
Yes |
| UWB | - | - | - | Yes |
| Wi-Fi |
Yes 802.11 b,g |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 6 (802.11 a,ac,ax,b,g,n) |
| Data & Network | ||||
| Dual-SIM | - | - | - | Yes |
| Input | ||||
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | 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 | - |
| Stereo Speakers | - | - | - | Yes |
| Photo & Video | ||||
| DLNA | - | - | Yes | - |
| TV Output | - | - | - | Yes |
| Power | ||||
| Fast Charging | - | Yes | - | Yes |
| Wireless Charging | - | - | - | Yes |
| Voice | ||||
| HD Voice | - | Yes | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung Jack i637 | ZTE Blade X1 5G | HTC Desire 520 | Apple iPhone 12 Pro Max | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Jack i637 | ZTE Blade X1 5G | HTC Desire 520 | Apple iPhone 12 Pro Max |
