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| Phone | Ericsson R520 | Asus ZenFone 4 | Apple iPhone 4 (GSM) | HTC SPV e100 / 7070 (Tanager) | 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 | ? |
5.5" diag. 16 : 9 |
3.5" diag. 5 : 3 |
? |
2.8" diag. 4 : 3 |
| Display Resolution & Type | ? |
1080 x 1920 pixels (~401 ppi) LCD (TFT/TFD) |
640 x 960 pixels (~330 ppi) LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | ? | ? |
| Battery | ? | 3,300 mAh | ? | 1,000 mAh | 1,450 mAh |
| Processor | ? | 2.2 GHz Qualcomm Snapdragon 630 | Apple A4 | 120 MHz OMAP | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) |
| RAM | ? | 4 GB | ? | ? | 512 MB |
| Storage | ? raw hardware | 64 GB | 32 GB * | ? raw hardware | 4 GB |
| Main Camera | - | 12 megapixel | 5 megapixel | - | 2 megapixel |
| Wide Camera | - | Yes | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 4K UHD | 720p HD | - | WVGA / 480p |
| Front Camera | - | 8 megapixel | Yes | - | - |
| Weight |
4.23 oz (120g) |
5.47 oz (155g) |
4.8 oz (136g) |
4.23 oz (120g) |
4.59 oz (130g) |
| Dimensions |
5.12" x 1.97" x 0.63" (130 x 50 x 16 mm) |
6.12" x 2.96" x 0.3" (155 x 75 x 7.7 mm) |
4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm) |
4.72" x 1.97" x 0.91" (120 x 50 x 23.1 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) | Android | iOS | Windows Mobile Standard | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 28 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 14 WCDMA: 2, 4, 5 |
| Data Technology | GPRS | LTE (Cat 12) | HSPA 7.2 | GPRS | 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 | Yes | - | Yes |
| Multiple Languages | Yes | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | - | - | Yes | - | Yes |
| Alerts | |||||
| Extra Display | - | - | - | - | Yes |
| Ringer Profiles | Yes | - | - | Yes | - |
| Connectivity | |||||
| Bluetooth |
Yes HSP, Sync, OPP, DUN |
Yes Classic Audio |
Yes Classic Audio |
- |
Yes Classic Audio |
| Infrared (IR) | Yes | - | - | Yes | - |
| Mobile Hotspot | - | n/a | n/a | n/a | Yes |
| NFC | - | Yes | - | - | - |
| USB | - |
Yes USB Type C |
Yes | Yes |
Yes Micro-USB |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
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 | Yes | 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 | - |
| Dual-SIM | - | Yes | - | - | - |
| 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 |
| Touch Screen | - | Yes | Yes | - | - |
| 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 | Yes | n/a | n/a | n/a | - |
| Music | |||||
| FM Radio | - | - | - | - | Yes |
| Headphone Jack (3.5mm) | - | Yes | Yes | - | Yes |
| Music Player | - | n/a | n/a | n/a | Yes |
| Photo & Video | |||||
| Miracast | - | Yes | - | - | - |
| TV Output | - | - | Yes | - | - |
| Power | |||||
| Fast Charging | - | Yes | - | - | - |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | n/a | Yes |
| Calculator | Yes | n/a | n/a | n/a | Yes |
| Calendar | Yes | n/a | n/a | n/a | Yes |
| To-Do List | - | n/a | n/a | n/a | - |
| Voice Memo | Yes | n/a | n/a | n/a | Yes |
| Software | |||||
| Games | Yes | n/a | n/a | n/a | Yes |
| Voice | |||||
| HD Voice | - | - | - | - | Yes |
| Headset Jack (2.5 mm) | - | n/a | n/a | n/a | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Ericsson R520 | Asus ZenFone 4 | Apple iPhone 4 (GSM) | HTC SPV e100 / 7070 (Tanager) | 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 R520 | Asus ZenFone 4 | Apple iPhone 4 (GSM) | HTC SPV e100 / 7070 (Tanager) | AT&T Cingular Flip IV / Cricket Debut Flip |
