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| Phone | Samsung Jack i637 | Asus ROG Phone | LG K20 / Harmony / Grace | Motorola Defy (2010) |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
6" diag. 18 : 9 |
5.3" diag. 16 : 9 |
3.6" diag. 16 : 9 |
| Display Resolution & Type |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
1080 x 2160 pixels (~402 ppi) AMOLED |
720 x 1280 pixels (~277 ppi) LCD (TFT/TFD) |
480 x 854 pixels (~272 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | 60 Hz |
| Battery | 1,480 mAh | 4,000 mAh | 2,800 mAh | 1,540 mAh |
| Processor | ? | 3 GHz Qualcomm Snapdragon 845 | 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) | 800 MHz TI OMAP3610 |
| RAM | ? | 8 GB | 1.5 GB | ? |
| Storage | ? raw hardware | 128 GB * | 16 GB | ? raw hardware |
| Main Camera | 3 megapixel | 12 megapixel | 8 megapixel | 5 megapixel |
| Wide Camera | - | 8 megapixel | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | 4K UHD | 1080p HD | ? |
| Front Camera | - | 8 megapixel | 5 megapixel | - |
| Weight |
3.6 oz (102g) |
7.05 oz (200g) |
5 oz (142g) |
4.16 oz (118g) |
| Dimensions |
4.4" x 2.4" x 0.5" (112 x 61 x 12.7 mm) |
6.25" x 3" x 0.34" (159 x 76 x 8.6 mm) |
5.9" x 3" x 0.3" (150 x 76 x 7.6 mm) |
4.21" x 2.32" x 0.53" (107 x 59 x 13.4 mm) |
| Platform / OS | Windows Mobile Standard | Android | Android | Android |
| Network Bands |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 28, 29, 32, 34, 38, 39, 40, 41, 46 WCDMA: 1, 2, 3, 4, 5, 8, 19 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 4, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | HSDPA 3.6 | LTE (Cat 16) | LTE (Cat 4) | HSPA 7.2 |
| Features | ||||
| Fingerprint Reader | - | Yes | - | - |
| Flashlight | - | Yes | Yes | - |
| Ruggedized | - | - | - | Yes |
| Water-Resistant | - | Yes | - | - |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
- |
| TTY/TDD (Digital) | - | - | 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 Micro-USB |
| Wi-Fi |
Yes 802.11 b,g |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 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 | Yes | Yes |
| Headphone Jack (3.5mm) | - | Yes | Yes | Yes |
| Stereo Speakers | - | Yes | - | - |
| Photo & Video | ||||
| DLNA | - | - | - | Yes |
| TV Output | - | Yes | - | - |
| Power | ||||
| Fast Charging | - | Yes | - | - |
| Voice | ||||
| HD Voice | - | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Samsung Jack i637 | Asus ROG Phone | LG K20 / Harmony / Grace | Motorola Defy (2010) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Jack i637 | Asus ROG Phone | LG K20 / Harmony / Grace | Motorola Defy (2010) |
