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| Phone | Ericsson R278d | HTC Snap S511 (CDMA) | BlackBerry 7750 | ZTE Blade Z Max | AT&T Cingular Flip IV / Cricket Debut Flip |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
2.4" diag. 4 : 3 |
? |
6" diag. 16 : 9 |
2.8" diag. 4 : 3 |
| Display Resolution & Type | 101 x 40 pixels |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
240 x 240 pixels LCD (Color) |
1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | 60 Hz | ? |
| Battery | ? | 1,500 mAh | ? | 4,080 mAh | 1,450 mAh |
| Processor | ? | 528 MHz Qualcomm S1 MSM7625 | ? | 1.4 GHz Qualcomm Snapdragon 435 (MSM8940) | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) |
| RAM | ? | ? | ? | 2 GB | 512 MB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 32 GB | 4 GB |
| Main Camera | - | 2 megapixel | - | 16 megapixel | 2 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | CIF (352 x 288) | - | 1080p HD | WVGA / 480p |
| Front Camera | - | - | - | 8 megapixel | - |
| Weight |
9.28 oz (263g) |
4.2 oz (119g) |
5.01 oz (142g) |
6.58 oz (186g) |
4.59 oz (130g) |
| Dimensions |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
4.48" x 2.48" x 0.54" (114 x 63 x 13.7 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
6.51" x 3.28" x 0.33" (165 x 83 x 8.3 mm) |
4.13" x 2.14" x 0.74" (105 x 54 x 18.9 mm) |
| Form Factor | Slab | Slab | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | Windows Mobile Standard | BlackBerry OS | Android | (proprietary) |
| Network Bands |
TDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 12, 66 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 14 WCDMA: 2, 4, 5 |
| Data Technology | - | EVDO rA | 1xRTT | LTE (Cat 6) | LTE (Cat 4) |
| Features | |||||
| Fingerprint Reader | - | - | - |
Yes stand-alone |
- |
| Flashlight | - | - | - | Yes | - |
| GPS / Location | - | n/a | n/a | n/a | Yes |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | n/a | n/a | Yes |
| Hearing Aid Compatible | - |
Yes M3, T3 (mostly tele-coil compatible) |
- |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | - | - | Yes |
| Ringer Profiles | Yes | Yes | Yes | - | - |
| Connectivity | |||||
| Bluetooth | - | Yes | - | Yes | Yes |
| Mobile Hotspot | - | n/a | n/a | n/a | Yes |
| USB | - | Yes | Yes |
Yes USB Type C |
Yes Micro-USB |
| Wi-Fi | - | - | - |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
| Contacts | |||||
| Picture ID | - | n/a | n/a | n/a | Yes |
| Ringer ID | - | n/a | n/a | n/a | - |
| Voice Dialing | - | n/a | n/a | n/a | Yes |
| Customization | |||||
| Custom Graphics | - | n/a | n/a | n/a | Yes |
| Custom Ringtones | Yes | n/a | n/a | n/a | Yes |
| Real-Music Ringers | - | n/a | n/a | n/a | Yes |
| Data & Network | |||||
| Data Tethering | Yes | n/a | n/a | n/a | - |
| WAP / Web Browser | Yes | n/a | n/a | n/a | Yes |
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | Yes | - | - |
| Touch Screen | - | - | - |
Yes Capacitive |
- |
| Memory | |||||
| Memory Card Slot | - | Yes | - | Yes | Yes |
| Messaging | |||||
| Email Client | - | n/a | n/a | n/a | Yes |
| Instant Messaging | - | n/a | n/a | n/a | - |
| MMS | - | n/a | n/a | n/a | Yes |
| Text Messaging Templates | - | n/a | n/a | n/a | - |
| Music | |||||
| FM Radio | - | - | - | Yes | Yes |
| Headphone Jack (3.5mm) | - | - | - | Yes | Yes |
| Music Player | - | n/a | n/a | n/a | Yes |
| Power | |||||
| Fast Charging | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | Yes | n/a | 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 | - |
| Voice Memo | - | n/a | n/a | n/a | Yes |
| Software | |||||
| Games | - | n/a | n/a | n/a | Yes |
| Java (J2ME) | - | n/a | n/a | n/a | - |
| Voice | |||||
| HD Voice | - | - | - | Yes | Yes |
| Headset Jack (2.5 mm) | - | n/a | n/a | n/a | - |
| Speaker Phone | - | Yes | - | Yes | Yes |
| Ericsson R278d | HTC Snap S511 (CDMA) | BlackBerry 7750 | ZTE Blade Z Max | AT&T Cingular Flip IV / Cricket Debut Flip | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Ericsson R278d | HTC Snap S511 (CDMA) | BlackBerry 7750 | ZTE Blade Z Max | AT&T Cingular Flip IV / Cricket Debut Flip |
