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| Phone | Microsoft Lumia 640 | HTC One Remix / One mini 2 (CDMA) | Samsung SPH-A460 | Samsung MM-A940 | Google Pixel 6a |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
TracFone Verizon |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
5" diag. 16 : 9 |
4.5" diag. 16 : 9 |
? | ? |
6.1" diag. 20 : 9 |
| Display Resolution & Type |
720 x 1280 pixels (~294 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~326 ppi) LCD (TFT/TFD) |
128 x 128 pixels LCD (Grayscale) |
176 x 220 pixels LCD (TFT/TFD) |
1080 x 2400 pixels (~431 ppi) AMOLED |
| Display Refresh | ? | 60 Hz | ? | ? | 60 Hz |
| Battery | 2,500 mAh | 2,100 mAh | ? | ? | 4,410 mAh |
| Processor | 1.2 GHz Qualcomm Snapdragon 400 (MSM8926) | 1.2 GHz Qualcomm Snapdragon 400 MSM8926 | ? | ? | Google Tensor |
| RAM | 1 GB | 1 GB | ? | ? | 6 GB |
| Storage | 8 GB | 16 GB | ? raw hardware | ? raw hardware | 128 GB |
| Main Camera | 8 megapixel | 13 megapixel | - | 2 megapixel | 12 megapixel |
| Wide Camera | - | - | - | - | 12 megapixel |
| Tele Camera | - | - | - | - | - |
| Video Capture | 1080p HD | 1080p HD | - | ? | 4K UHD |
| Front Camera | 1 megapixel | 5 megapixel | - | - | 8 megapixel |
| Weight |
5.11 oz (145g) |
4.83 oz (137g) |
3.4 oz (96g) |
4.9 oz (139g) |
6.3 oz (179g) |
| Dimensions |
5.56" x 2.84" x 0.35" (141 x 72 x 8.9 mm) |
5.41" x 2.56" x 0.42" (137 x 65 x 10.6 mm) |
3.4" x 2.1" x 0.9" (86 x 53 x 22.9 mm) |
3.68" x 1.83" x 1.01" (93 x 46 x 25.7 mm) |
6" x 2.8" x 0.35" (152 x 71 x 8.9 mm) |
| Form Factor | Slab | Slab | Clamshell | Clamshell | Slab |
| Platform / OS | Windows | Android | (proprietary) | (proprietary) | Android |
| Network Bands |
4G LTE: 4, 13 WCDMA: 1, 2, 5, 8 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
5G: 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 30, 38, 40, 41, 48, 66, 71, 77-C, 78, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8, 19 GSM: 850, 900, 1800, 1900 |
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| Data Technology | LTE (Cat 4) | LTE (Cat 3) | - | EVDO r0 | NR (5G) |
| Features | |||||
| Barometer | - | - | - | - | Yes |
| Fingerprint Reader | - | - | - | - |
Yes in-display (optical) |
| Flashlight | - | - | - | - | Yes |
| GPS / Location | n/a | n/a | Yes | Yes | n/a |
| Water-Resistant | - | - | - | - |
Yes IPX7 (snorkeling) |
| Accessibility | |||||
| Adjustable Text Size | n/a | n/a | - | - | n/a |
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
- | - |
Yes M3, T4 (very tele-coil compatible) |
| Multiple Languages | n/a | n/a | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | - | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | Yes | Yes | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | - | Yes | Yes |
| Mobile Hotspot | n/a | n/a | - | - | n/a |
| NFC | Yes | Yes | - | - | Yes |
| USB |
Yes Micro-USB |
Yes Micro-USB |
- | - |
Yes USB Type C |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 a,b,g,n) |
- | - |
Yes 6E (802.11 a,ac,ax,b,g,n) |
| Contacts | |||||
| Picture ID | n/a | n/a | - | Yes | n/a |
| Ringer ID | n/a | n/a | Yes | Yes | n/a |
| Voice Dialing | n/a | n/a | Yes | Yes | n/a |
| Customization | |||||
| Custom Graphics | n/a | n/a | Yes | Yes | n/a |
| Custom Ringtones | n/a | n/a | Yes | Yes | n/a |
| Real-Music Ringers | n/a | n/a | - | - | n/a |
| Data & Network | |||||
| Data Tethering | n/a | n/a | Yes | Yes | n/a |
| Dual-SIM | - | - | - | - | Yes |
| WAP / Web Browser | n/a | n/a | Yes | Yes | n/a |
| Input | |||||
| Predictive Text Entry | n/a | n/a | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
- | - |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | Yes | Yes | - | Yes | - |
| Messaging | |||||
| Email Client | n/a | n/a | - | - | n/a |
| Instant Messaging | n/a | n/a | - | - | n/a |
| MMS | n/a | n/a | - | - | n/a |
| Text Messaging Templates | n/a | n/a | - | Yes | n/a |
| Music | |||||
| FM Radio | Yes | - | - | - | - |
| Headphone Jack (3.5mm) | Yes | Yes | - | - | - |
| Music Player | n/a | n/a | - | Yes | n/a |
| Stereo Speakers | - | Yes | - | - | Yes |
| Photo & Video | |||||
| DLNA | Yes | Yes | - | - | - |
| Miracast | Yes | Yes | - | - | - |
| Power | |||||
| Fast Charging | - | Yes | - | - | Yes |
| Productivity | |||||
| Alarm | n/a | n/a | Yes | Yes | n/a |
| Calculator | n/a | n/a | Yes | Yes | n/a |
| Calendar | n/a | n/a | Yes | Yes | n/a |
| To-Do List | n/a | n/a | Yes | Yes | n/a |
| Voice Memo | n/a | n/a | - | Yes | n/a |
| Software | |||||
| Games | n/a | n/a | Yes | Yes | n/a |
| Java (J2ME) | n/a | n/a | - | Yes | n/a |
| Voice | |||||
| HD Voice | Yes | - | - | - | Yes |
| Headset Jack (2.5 mm) | n/a | n/a | Yes | Yes | n/a |
| Speaker Phone | Yes | Yes | - | Yes | Yes |
| Microsoft Lumia 640 | HTC One Remix / One mini 2 (CDMA) | Samsung SPH-A460 | Samsung MM-A940 | Google Pixel 6a | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Microsoft Lumia 640 | HTC One Remix / One mini 2 (CDMA) | Samsung SPH-A460 | Samsung MM-A940 | Google Pixel 6a |
