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| Phone | Motorola KRZR K1 | Ericsson R520 | Apple iPhone 4 (GSM) | Motorola i90c |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
3.5" diag. 5 : 3 |
? |
| Display Resolution & Type |
176 x 220 pixels LCD (TFT/TFD) |
? |
640 x 960 pixels (~330 ppi) LCD (TFT/TFD) |
? LCD (Grayscale) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | 780 mAh | ? | ? | ? |
| Processor | ? | ? | Apple A4 | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | 32 GB * | ? raw hardware |
| Main Camera | 2 megapixel | - | 5 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | - | 720p HD | - |
| Front Camera | - | - | Yes | - |
| Weight |
3.6 oz (102g) |
4.23 oz (120g) |
4.8 oz (136g) |
5.33 oz (151g) |
| Dimensions |
4.05" x 1.65" x 0.63" (103 x 42 x 16 mm) |
5.12" x 1.97" x 0.63" (130 x 50 x 16 mm) |
4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm) |
3.5" x 2" x 1.1" (89 x 51 x 27.9 mm) |
| Form Factor | Clamshell | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | iOS | (proprietary) |
| Network Bands |
GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900 |
iDEN: 800 |
| Data Technology | EDGE | GPRS | HSPA 7.2 | - |
| Features | ||||
| GPS / Location | - | - | n/a | - |
| Accessibility | ||||
| Adjustable Text Size | - | - | n/a | - |
| Hearing Aid Compatible | - | - | Yes | - |
| Multiple Languages | Yes | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | Yes |
| Ringer Profiles | Yes | Yes | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | - |
| Infrared (IR) | - | Yes | - | - |
| Mobile Hotspot | - | - | n/a | - |
| USB | Yes | - | Yes | - |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | ||||
| Picture ID | Yes | - | n/a | - |
| Ringer ID | Yes | - | n/a | - |
| Voice Dialing | Yes | Yes | n/a | Yes |
| Customization | ||||
| Custom Graphics | Yes | - | n/a | - |
| Custom Ringtones | Yes | Yes | n/a | - |
| Real-Music Ringers | - | - | n/a | - |
| Data & Network | ||||
| Data Tethering | Yes | Yes | n/a | Yes |
| WAP / Web Browser | Yes | Yes | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - | - | Yes | - |
| Memory | ||||
| Memory Card Slot | Yes | - | - | - |
| Messaging | ||||
| Email Client | Yes | - | n/a | - |
| EMS / Picture Messaging | Yes | - | n/a | - |
| MMS | Yes | - | n/a | - |
| Text Messaging Templates | Yes | Yes | n/a | - |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | Yes | - |
| Music Player | Yes | - | n/a | - |
| Photo & Video | ||||
| TV Output | - | - | Yes | - |
| Productivity | ||||
| Alarm | Yes | Yes | n/a | Yes |
| Calculator | Yes | Yes | n/a | Yes |
| Calendar | Yes | Yes | n/a | Yes |
| Voice Memo | Yes | Yes | n/a | Yes |
| Software | ||||
| Games | Yes | Yes | n/a | Yes |
| Java (J2ME) | Yes | - | n/a | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | - | - | n/a | Yes |
| Push-To-Talk | Yes * | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Motorola KRZR K1 | Ericsson R520 | Apple iPhone 4 (GSM) | Motorola i90c | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Motorola KRZR K1 | Ericsson R520 | Apple iPhone 4 (GSM) | Motorola i90c |
