Compare Phones
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| Phone | Nokia Lumia 521 / 520 | Sony Xperia Z1 / Z1s | Motorola i265 | Motorola Bali | 
| Current U.S. Carriers | (none) | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | Released | 
| Specifications | ||||
|---|---|---|---|---|
| Display Size | 4" diag. 5 : 3 | 5" diag. 16 : 9 | ? | 2.2" diag. 4 : 3 | 
| Display Resolution & Type | 480 x 800 pixels (~233 ppi) LCD (TFT/TFD) | 1080 x 1920 pixels (~441 ppi) LCD (TFT/TFD) | 128 x 128 pixels LCD (Color) | 176 x 220 pixels (~128 ppi) LCD (TFT/TFD) | 
| Display Refresh | ? | 60 Hz | ? | ? | 
| Battery | 1,430 mAh | 3,000 mAh | 750 mAh | 950 mAh | 
| Processor | 1 GHz Qualcomm Snapdragon S4 MSM8270 | 2.2 GHz Qualcomm Snapdragon 800 MSM8974 | ? | ? | 
| RAM | 512 MB | 2 GB | ? | ? | 
| Storage | 8 GB | 32 GB * | ? raw hardware | ? raw hardware | 
| Main Camera | 5 megapixel | 20 megapixel | - | 1 megapixel | 
| Wide Camera | - | - | - | - | 
| Tele Camera | - | - | - | - | 
| Video Capture | 720p HD | 1080p HD | - | ? | 
| Front Camera | - | 2 megapixel | - | - | 
| Weight | 4.39 oz (124g) | 5.96 oz (169g) | 4.59 oz (130g) | 2.6 oz (74g) | 
| Dimensions | 4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm) | 5.69" x 2.91" x 0.33" (144 x 74 x 8.5 mm) | 4.8" x 1.96" x 1.02" (122 x 50 x 25.9 mm) | 3.8" x 1.8" x 0.6" (97 x 46 x 15.2 mm) | 
| Form Factor | Slab | Slab | Slab | Clamshell | 
| Platform / OS | Windows | Android | (proprietary) | (proprietary) | 
| Network Bands | iDEN: 800 | CDMA: 1900 | ||
| Data Technology | HSPA+ 21 | HSPA+ 42 | - | 1xRTT | 
| Features | ||||
| GPS / Location | n/a | n/a | Yes | Yes | 
| Ruggedized | - | Yes | - | - | 
| Water-Resistant | - | Yes | - | - | 
| Accessibility | ||||
| Adjustable Text Size | n/a | n/a | - | - | 
| Hearing Aid Compatible | Yes | Yes | - | Yes | 
| Multiple Languages | n/a | n/a | Yes | Yes | 
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | 
| Alerts | ||||
| Extra Display | - | - | - | Yes | 
| Ringer Profiles | - | - | Yes | - | 
| Connectivity | ||||
| Bluetooth | Yes | Yes Classic Audio | - | Yes Classic Audio | 
| MirrorLink | - | Yes | - | - | 
| Mobile Hotspot | n/a | n/a | - | - | 
| NFC | - | Yes | - | - | 
| USB | Yes | Yes Micro-USB | - | Yes Mini-USB | 
| Wi-Fi | Yes | Yes 5 (802.11 a,ac,b,g,n) | - | - | 
| Contacts | ||||
| Picture ID | n/a | n/a | - | Yes | 
| Ringer ID | n/a | n/a | Yes | Yes | 
| Voice Dialing | n/a | n/a | Yes | Yes | 
| Customization | ||||
| Custom Graphics | n/a | n/a | Yes | Yes | 
| Custom Ringtones | n/a | n/a | Yes | Yes | 
| Real-Music Ringers | n/a | n/a | - | Yes | 
| Data & Network | ||||
| Data Tethering | n/a | n/a | Yes | - | 
| WAP / Web Browser | n/a | n/a | Yes | Yes | 
| Input | ||||
| Predictive Text Entry | n/a | n/a | Yes | Yes | 
| Side Keys | Yes | Yes | Yes | Yes | 
| Touch Screen | Yes | Yes | - | - | 
| Memory | ||||
| Memory Card Slot | Yes | Yes | - | Yes | 
| Messaging | ||||
| Email Client | n/a | n/a | - | Yes | 
| Instant Messaging | n/a | n/a | - | Yes | 
| MMS | n/a | n/a | Yes | Yes | 
| Text Messaging Templates | n/a | n/a | Yes | Yes | 
| Music | ||||
| FM Radio | - | Yes | - | - | 
| Headphone Jack (3.5mm) | Yes | Yes | - | - | 
| Music Player | n/a | n/a | - | Yes | 
| Photo & Video | ||||
| DLNA | - | Yes | - | - | 
| Miracast | - | Yes | - | - | 
| TV Output | - | Yes | - | - | 
| Productivity | ||||
| Alarm | n/a | n/a | - | Yes | 
| Calculator | n/a | n/a | Yes | Yes | 
| Calendar | n/a | n/a | Yes | Yes | 
| To-Do List | n/a | n/a | - | - | 
| Voice Memo | n/a | n/a | Yes | Yes | 
| Software | ||||
| Games | n/a | n/a | Yes | Yes | 
| Java (J2ME) | n/a | n/a | Yes | Yes | 
| Voice | ||||
| Headset Jack (2.5 mm) | n/a | n/a | Yes | Yes | 
| Push-To-Talk | - | - | Yes | - | 
| Speaker Phone | Yes | Yes | Yes | Yes | 
| Nokia Lumia 521 / 520 | Sony Xperia Z1 / Z1s | Motorola i265 | Motorola Bali | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
|  |  |  |  | |
| Phone | Nokia Lumia 521 / 520 | Sony Xperia Z1 / Z1s | Motorola i265 | Motorola Bali | 
 







