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| Phone | LG K40 / Harmony 3 | Coolpad Conjr | TCL 40 XL / Jitterbug Smart 4 | Cricket Debut S2 / AT&T Calypso 4 |
| Current U.S. Carriers | (none) | (none) | (none) | AT&T |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
5.7" diag. 18 : 9 |
5" diag. 16 : 9 |
6.8" diag. 20 : 9 |
6.1" diag. 19.5 : 9 |
| Display Resolution & Type |
720 x 1440 pixels (~282 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~294 ppi) LCD (TFT/TFD) |
720 x 1600 pixels (~260 ppi) LCD (TFT/TFD) |
720 x 1560 pixels (~282 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | 60 Hz | 90 Hz | 60 Hz |
| Battery | 3,000 mAh | 2,500 mAh | 5,000 mAh | 3,000 mAh |
| Processor | 1.8 GHz Qualcomm Snapdragon 450 | 1 GHz MediaTek MT6735 | 2.3 GHz MediaTek Helio G37 | 2 GHz MediaTek Helio A22 (MT6761WB) |
| RAM | 2 GB | 3 GB | 4 GB | 3 GB |
| Storage | 32 GB | 16 GB | 128 GB | 64 GB |
| Main Camera | 13 megapixel | 13 megapixel | 50 megapixel | 8 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | 1080p HD | 1080p HD | 1080p HD | ? |
| Front Camera | 5 megapixel | 8 megapixel | 8 megapixel | 5 megapixel |
| Weight |
5.11 oz (145g) |
5.14 oz (146g) |
6.88 oz (195g) |
5.64 oz (160g) |
| Dimensions |
6.02" x 2.83" x 0.32" (153 x 72 x 8.1 mm) |
5.72" x 2.86" x 0.35" (145 x 73 x 8.8 mm) |
6.61" x 3.01" x 0.35" (168 x 76 x 8.8 mm) |
6.11" x 2.87" x 0.34" (155 x 73 x 8.6 mm) |
| Platform / OS | Android | Android | Android | Android |
| Network Bands |
4G LTE: 2, 4, 5, 12, 13, 14, 25, 26, 29, 30, 41, 66, 71 WCDMA: 2, 4, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 7, 12 WCDMA: 1, 2, 4, 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 |
4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30, 66 WCDMA: 1, 2, 4, 5, 8 |
| Data Technology | LTE (Cat 6) | LTE (Cat 4) | LTE (Cat 6) | LTE (Cat 4) |
| Features | ||||
| Barometer | - | - | Yes | - |
| Fingerprint Reader |
Yes stand-alone |
Yes stand-alone |
Yes | - |
| Flashlight | Yes | Yes | Yes | Yes |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
| TTY/TDD (Digital) | Yes | Yes | Yes | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| NFC | Yes * | - | - | - |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes USB Type C |
Yes USB Type C |
| Wi-Fi |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,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 | Yes |
| Music | ||||
| FM Radio | Yes | - | - | - |
| Headphone Jack (3.5mm) | Yes | Yes | Yes | Yes |
| Stereo Speakers | - | - | Yes | - |
| Photo & Video | ||||
| DLNA | Yes | - | - | - |
| Power | ||||
| Fast Charging | - | - | Yes | Yes |
| Voice | ||||
| HD Voice | Yes | - | Yes | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| LG K40 / Harmony 3 | Coolpad Conjr | TCL 40 XL / Jitterbug Smart 4 | Cricket Debut S2 / AT&T Calypso 4 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | LG K40 / Harmony 3 | Coolpad Conjr | TCL 40 XL / Jitterbug Smart 4 | Cricket Debut S2 / AT&T Calypso 4 |
