Compare Phones
Maximum number of phones selected. Remove a phone to compare others.
Phone | LG K20 / Harmony / Grace | Ericsson R278d | Cricket Debut S2 / AT&T Calypso 4 | Samsung Jack i637 | Ericsson T66 |
Current U.S. Carriers | (none) | (none) | AT&T | (none) | (none) |
Global Availability | Released | Released | Released | Released | Released |
Specifications | |||||
---|---|---|---|---|---|
Display Size |
5.3" diag. 16 : 9 |
? |
6.1" diag. 19.5 : 9 |
2.4" diag. 4 : 3 |
? |
Display Resolution & Type |
720 x 1280 pixels (~277 ppi) LCD (TFT/TFD) |
101 x 40 pixels |
720 x 1560 pixels (~282 ppi) LCD (TFT/TFD) |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
? |
Display Refresh | 60 Hz | ? | 60 Hz | ? | ? |
Battery | 2,800 mAh | ? | 3,000 mAh | 1,480 mAh | ? |
Processor | 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) | ? | 2 GHz MediaTek Helio A22 (MT6761WB) | ? | ? |
RAM | 1.5 GB | ? | 3 GB | ? | ? |
Storage | 16 GB | ? raw hardware | 64 GB | ? raw hardware | ? raw hardware |
Main Camera | 8 megapixel | - | 8 megapixel | 3 megapixel | - |
Wide Camera | - | - | - | - | - |
Tele Camera | - | - | - | - | - |
Video Capture | 1080p HD | - | ? | ? | - |
Front Camera | 5 megapixel | - | 5 megapixel | - | - |
Weight |
5 oz (142g) |
9.28 oz (263g) |
5.64 oz (160g) |
3.6 oz (102g) |
2.08 oz (59g) |
Dimensions |
5.9" x 3" x 0.3" (150 x 76 x 7.6 mm) |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
6.11" x 2.87" x 0.34" (155 x 73 x 8.6 mm) |
4.4" x 2.4" x 0.5" (112 x 61 x 12.7 mm) |
3.62" x 1.61" x 0.69" (92 x 41 x 17.5 mm) |
Form Factor | Slab | Slab | Slab | Slab | Slab |
Platform / OS | Android | (proprietary) | Android | Windows Mobile Standard | (proprietary) |
Network Bands |
4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
TDMA: 850, 1900 AMPS: 850 |
4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30, 66 WCDMA: 1, 2, 4, 5, 8 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
Data Technology | LTE (Cat 4) | - | LTE (Cat 4) | HSDPA 3.6 | - |
Features | |||||
Flashlight | Yes | - | Yes | - | - |
GPS / Location | n/a | - | n/a | n/a | - |
Accessibility | |||||
Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
- |
Yes M4, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
- |
Multiple Languages | n/a | Yes | n/a | n/a | Yes |
TTY/TDD (Digital) | Yes | - | - | - | - |
Alerts | |||||
Ringer Profiles | - | Yes | - | Yes | Yes |
Connectivity | |||||
Bluetooth | Yes | - | Yes | Yes | - |
NFC | Yes * | - | - | - | - |
USB |
Yes Micro-USB |
- |
Yes USB Type C |
Yes | - |
Wi-Fi |
Yes 4 (802.11 b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 802.11 b,g |
- |
Contacts | |||||
Picture ID | n/a | - | n/a | n/a | - |
Ringer ID | n/a | - | n/a | n/a | - |
Voice Dialing | n/a | - | n/a | n/a | - |
Customization | |||||
Custom Graphics | n/a | - | n/a | n/a | Yes |
Custom Ringtones | n/a | Yes | n/a | n/a | Yes |
Real-Music Ringers | n/a | - | n/a | n/a | - |
Data & Network | |||||
Data Tethering | n/a | Yes | n/a | n/a | - |
WAP / Web Browser | n/a | Yes | n/a | n/a | Yes |
Input | |||||
Predictive Text Entry | n/a | Yes | n/a | n/a | Yes |
Side Keys | Yes | Yes | Yes | Yes | Yes |
Text Keyboard, Hardware | - | - | - | Yes | - |
Touch Screen |
Yes Capacitive |
- |
Yes Capacitive |
- | - |
Memory | |||||
Memory Card Slot | Yes | - | Yes | Yes | - |
Messaging | |||||
Email Client | n/a | - | n/a | n/a | - |
EMS / Picture Messaging | n/a | - | n/a | n/a | Yes |
Instant Messaging | n/a | - | n/a | n/a | - |
MMS | n/a | - | n/a | n/a | - |
Text Messaging Templates | n/a | - | n/a | n/a | Yes |
Music | |||||
FM Radio | Yes | - | - | - | - |
Headphone Jack (3.5mm) | Yes | - | Yes | - | - |
Music Player | n/a | - | n/a | n/a | - |
Power | |||||
Fast Charging | - | - | Yes | - | - |
Productivity | |||||
Alarm | n/a | Yes | n/a | n/a | Yes |
Calculator | n/a | - | n/a | n/a | Yes |
Calendar | n/a | - | n/a | n/a | Yes |
To-Do List | n/a | - | n/a | n/a | Yes |
Voice Memo | n/a | - | n/a | n/a | - |
Software | |||||
Games | n/a | - | n/a | n/a | Yes |
Java (J2ME) | n/a | - | n/a | n/a | - |
Voice | |||||
HD Voice | Yes | - | Yes | - | - |
Speaker Phone | Yes | - | Yes | Yes | - |
* Some versions only | |||||
LG K20 / Harmony / Grace | Ericsson R278d | Cricket Debut S2 / AT&T Calypso 4 | Samsung Jack i637 | Ericsson T66 |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
Phone | LG K20 / Harmony / Grace | Ericsson R278d | Cricket Debut S2 / AT&T Calypso 4 | Samsung Jack i637 | Ericsson T66 |