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| Phone | Samsung SGH-A157 | Nokia N900 | Motorola Moto z4 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
1.8" diag. 4 : 3 |
3.5" diag. 5 : 3 |
6.4" diag. 19.5 : 9 |
| Display Resolution & Type |
128 x 160 pixels (~116 ppi) LCD (TFT/TFD) |
800 x 480 pixels (~267 ppi) LCD (TFT/TFD) |
1080 x 2340 pixels (~403 ppi) AMOLED |
| Display Refresh | ? | ? | 60 Hz |
| Battery | 800 mAh | 1,320 mAh | 3,600 mAh |
| Processor | ? | 600 MHz TI OMAP 3430 (ARM Cortex-A8) | 2 GHz Qualcomm Snapdragon 675 |
| RAM | ? | ? | 4 GB |
| Storage | 256 MB | ? raw hardware | 128 GB |
| Main Camera | - | 5 megapixel | 48 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | - | ? | 4K UHD |
| Front Camera | - | - | 25 megapixel |
| Weight |
2.99 oz (85g) |
6.38 oz (181g) |
6 oz (170g) |
| Dimensions |
3.83" x 1.84" x 0.65" (97 x 47 x 16.5 mm) |
4.36" x 2.35" x 0.69" (111 x 60 x 17.6 mm) |
6.22" x 2.96" x 0.29" (158 x 75 x 7.4 mm) |
| Form Factor | Clamshell | Slide | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 4, 8 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 3, 4, 5, 7, 12, 13, 20, 25, 26, 28, 29, 30, 38, 41, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | ? | HSPA 10.1 | LTE (Cat 12) |
| Features | |||
| Fingerprint Reader | - | - | Yes |
| Flashlight | - | - | Yes |
| GPS / Location | Yes | Yes | n/a |
| Water-Resistant | - | - | Yes |
| Accessibility | |||
| Adjustable Text Size | Yes | - | n/a |
| Hearing Aid Compatible |
Yes M4 (very compatible) |
Yes M3 (mostly compatible) |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | - | Yes |
| Alerts | |||
| Ringer Profiles | Yes | - | - |
| Connectivity | |||
| Bluetooth | - | Yes | Yes |
| NFC | - | - | Yes |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes USB Type C |
| Wi-Fi | - |
Yes 802.11 b,g |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||
| Picture ID | Yes | Yes | n/a |
| Ringer ID | Yes | - | n/a |
| Customization | |||
| Custom Graphics | Yes | Yes | n/a |
| Custom Ringtones | Yes | Yes | n/a |
| Real-Music Ringers | Yes | Yes | n/a |
| Data & Network | |||
| WAP / Web Browser | Yes | Yes | n/a |
| Input | |||
| Predictive Text Entry | Yes | - | n/a |
| Side Keys | - | Yes | Yes |
| Stylus | - | Yes | - |
| Text Keyboard, Hardware | - | Yes | - |
| Touch Screen | - | Yes |
Yes Capacitive |
| Memory | |||
| Memory Card Slot | - | Yes | Yes |
| Messaging | |||
| Email Client | - | Yes | n/a |
| Instant Messaging | - | Yes | n/a |
| MMS | Yes | - | n/a |
| Text Messaging Templates | Yes | - | n/a |
| Music | |||
| FM Radio | - | - | Yes |
| FM Transmitter | - | Yes | n/a |
| Headphone Jack (3.5mm) | - | Yes | Yes |
| Music Player | - | Yes | n/a |
| Stereo Speakers | - | Yes | - |
| Photo & Video | |||
| DLNA | - | Yes | - |
| TV Output | - | Yes | - |
| Video Calling | - | Yes * | n/a |
| Power | |||
| Fast Charging | - | - | Yes |
| Productivity | |||
| Alarm | Yes | Yes | n/a |
| Calculator | Yes | Yes | n/a |
| Calendar | Yes | Yes | n/a |
| To-Do List | Yes | - | n/a |
| Voice Memo | Yes | - | n/a |
| Software | |||
| Games | - | Yes | n/a |
| Voice | |||
| HD Voice | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes |
| * Some versions only | |||
| Samsung SGH-A157 | Nokia N900 | Motorola Moto z4 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-A157 | Nokia N900 | Motorola Moto z4 |
