Compare Phones
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| Phone | Casio G'zOne Boulder | Siemens M75 | Motorola KRZR K1m | Ericsson R520 | TCL 30 XE 5G |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Not yet released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
2" diag. 4 : 3 |
? | ? | ? |
6.5" diag. 20 : 9 |
| Display Resolution & Type |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
132 x 176 pixels LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
? |
720 x 1600 pixels (~269 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? | 90 Hz |
| Battery | 810 mAh | 750 mAh | 880 mAh | ? | 4,500 mAh |
| Processor | ? | ? | ? | ? | 2.2 GHz MediaTek Dimensity 700 (MT6833) |
| RAM | ? | ? | ? | ? | 4 GB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | 64 GB |
| Main Camera | 1 megapixel | 1 megapixel | 1 megapixel | - | 13 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | ? | ? | - | 1080p HD |
| Front Camera | - | - | - | - | 8 megapixel |
| Weight |
4.9 oz (139g) |
3.88 oz (110g) |
3.63 oz (103g) |
4.23 oz (120g) |
6.88 oz (195g) |
| Dimensions |
3.9" x 2" x 0.9" (99 x 51 x 22.9 mm) |
4.35" x 2.03" x 0.82" (110 x 52 x 20.8 mm) |
4.06" x 1.73" x 0.67" (103 x 44 x 17 mm) |
5.12" x 1.97" x 0.63" (130 x 50 x 16 mm) |
6.46" x 2.95" x 0.34" (164 x 75 x 8.5 mm) |
| Form Factor | Clamshell | Slab | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | (proprietary) | Android |
| Network Bands |
CDMA: 850, 1900 |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 |
GSM: 900, 1800, 1900 |
5G: 25, 41, 66, 71, 77-C 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 38, 39, 40, 41, 66, 71 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
| Data Technology | EVDO rA | GPRS | EVDO r0 | GPRS | NR (5G) |
| Features | |||||
| Barometer | - | - | - | - | Yes |
| Fingerprint Reader | - | - | - | - |
Yes stand-alone |
| Flashlight | Yes | - | - | - | Yes |
| GPS / Location | Yes | - | Yes | - | n/a |
| Ruggedized | Yes | Yes | - | - | - |
| Water-Resistant | Yes | - | - | - | - |
| Accessibility | |||||
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
- |
Yes M3 (mostly compatible) |
- |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | Yes | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | - | Yes | - | Yes |
| Alerts | |||||
| Extra Display | Yes | - | Yes | - | - |
| Ringer Profiles | - | Yes | Yes | Yes | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| Infrared (IR) | - | Yes | - | Yes | - |
| USB | Yes | Yes |
Yes Mini-USB |
- |
Yes USB Type C |
| Wi-Fi | - | - | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | Yes | Yes | Yes | - | n/a |
| Ringer ID | Yes | Yes | Yes | - | n/a |
| Voice Dialing | Yes | - | Yes | Yes | n/a |
| Customization | |||||
| Changeable Body Plates | Yes | - | - | - | - |
| Custom Graphics | Yes | Yes | Yes | - | n/a |
| Custom Ringtones | Yes | Yes | Yes | Yes | n/a |
| Data & Network | |||||
| Data Tethering | Yes | Yes | Yes | Yes | n/a |
| WAP / Web Browser | Yes | Yes | Yes | Yes | n/a |
| Input | |||||
| Predictive Text Entry | Yes | Yes | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - | - | - | - |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | - | Yes |
| Messaging | |||||
| Email Client | - | Yes | - | - | n/a |
| EMS / Picture Messaging | Yes | Yes | Yes | - | n/a |
| Instant Messaging | - | - | Yes * | - | n/a |
| MMS | Yes | Yes | Yes | - | n/a |
| Text Messaging Templates | Yes | - | Yes | Yes | n/a |
| Music | |||||
| Headphone Jack (3.5mm) | - | - | - | - | Yes |
| Music Player | Yes | Yes | Yes | - | n/a |
| Power | |||||
| Fast Charging | - | - | - | - | Yes |
| Productivity | |||||
| Alarm | Yes | Yes | Yes | Yes | n/a |
| Calculator | Yes | Yes | Yes | Yes | n/a |
| Calendar | Yes | Yes | Yes | Yes | n/a |
| To-Do List | - | Yes | - | - | n/a |
| Voice Memo | Yes | Yes | Yes | Yes | n/a |
| Software | |||||
| BREW | Yes | - | Yes * | - | n/a |
| Games | Yes | Yes | Yes | Yes | n/a |
| Java (J2ME) | - | Yes | Yes * | - | n/a |
| Voice | |||||
| HD Voice | - | - | - | - | Yes |
| Push-To-Talk | Yes | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Casio G'zOne Boulder | Siemens M75 | Motorola KRZR K1m | Ericsson R520 | TCL 30 XE 5G | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Casio G'zOne Boulder | Siemens M75 | Motorola KRZR K1m | Ericsson R520 | TCL 30 XE 5G |
