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| Phone | Motorola A840 | Samsung Galaxy Alpha | HTC 5800 / Fusion / S720 | Samsung SCH-A990 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
4.7" diag. 16 : 9 |
2.4" diag. 4 : 3 |
? |
| Display Resolution & Type |
176 x 220 pixels LCD (TFT/TFD) |
720 x 1280 pixels (~312 ppi) AMOLED |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? |
| Battery | ? | 1,860 mAh | 1,050 mAh | 1,000 mAh |
| Processor | ? | 2.5 GHz Qualcomm Snapdragon 801 (MSM8974-AC) | 400 MHz Qualcomm MSM7500 | ? |
| RAM | ? | 2 GB | ? | ? |
| Storage | ? raw hardware | 32 GB | ? raw hardware | ? raw hardware |
| Main Camera | 1 megapixel | 12 megapixel | 2 megapixel | 3 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | 4K UHD | ? | ? |
| Front Camera | - | 2 megapixel | - | - |
| Weight |
4.06 oz (115g) |
4.06 oz (115g) |
4.23 oz (120g) |
4.4 oz (125g) |
| Dimensions |
3.7" x 1.93" x 0.92" (94 x 49 x 23.4 mm) |
5.21" x 2.58" x 0.26" (132 x 66 x 6.7 mm) |
4.07" x 2.01" x 0.76" (103 x 51 x 19.3 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
| Form Factor | Clamshell | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | Android | Windows Mobile Standard | (proprietary) |
| Network Bands |
CDMA: 850, 1900 GSM: 900, 1800 |
4G LTE: 1, 2, 3, 4, 5, 7, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
| Data Technology | 1xRTT | LTE (Cat 4) | EVDO r0 | EVDO r0 |
| Features | ||||
| Fingerprint Reader | - | Yes | - | - |
| Flashlight | - | Yes | - | Yes |
| GPS / Location | Yes | n/a | n/a | Yes |
| Accessibility | ||||
| Adjustable Text Size | - | n/a | n/a | - |
| Hearing Aid Compatible | - |
Yes M3 (mostly compatible) |
Yes M3 (mostly compatible) |
Yes M3 (mostly compatible) |
| Multiple Languages | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | Yes |
| Ringer Profiles | - | - | Yes | - |
| Connectivity | ||||
| Bluetooth | - | Yes | Yes | Yes |
| Mobile Hotspot | - | n/a | n/a | - |
| NFC | - | Yes | - | - |
| USB | Yes | Yes | Yes | Yes |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
- | - |
| Contacts | ||||
| Picture ID | Yes | n/a | n/a | Yes |
| Ringer ID | Yes | n/a | n/a | Yes |
| Voice Dialing | Yes | n/a | n/a | Yes |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | Yes |
| Custom Ringtones | Yes | n/a | n/a | Yes |
| Real-Music Ringers | Yes | n/a | n/a | Yes |
| Data & Network | ||||
| Data Tethering | Yes | n/a | n/a | Yes |
| External Antenna Jack | - | n/a | n/a | - |
| WAP / Web Browser | Yes | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - |
| Touch Screen | - |
Yes Capacitive |
- | - |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | Yes |
| Messaging | ||||
| Email Client | Yes | n/a | n/a | - |
| EMS / Picture Messaging | Yes | n/a | n/a | Yes |
| Instant Messaging | - | n/a | n/a | - |
| MMS | Yes | n/a | n/a | Yes |
| Text Messaging Templates | Yes | n/a | n/a | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | - | Yes | - | - |
| Music Player | Yes | n/a | n/a | Yes |
| Stereo Speakers | - | Yes | - | Yes |
| Photo & Video | ||||
| TV Output | - | Yes | - | Yes |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | Yes |
| Calculator | Yes | n/a | n/a | Yes |
| Calendar | Yes | n/a | n/a | Yes |
| To-Do List | - | n/a | n/a | - |
| Voice Memo | - | n/a | n/a | Yes |
| Software | ||||
| BREW | Yes | n/a | n/a | Yes |
| Games | Yes | n/a | n/a | Yes |
| Voice | ||||
| HD Voice | - | Yes | - | - |
| Headset Jack (2.5 mm) | Yes | n/a | n/a | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Motorola A840 | Samsung Galaxy Alpha | HTC 5800 / Fusion / S720 | Samsung SCH-A990 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Motorola A840 | Samsung Galaxy Alpha | HTC 5800 / Fusion / S720 | Samsung SCH-A990 |
