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| Phone | Samsung SGH-X640 | HTC G2 | Samsung Galaxy S6 (GSM) | ZTE Blade Z Max | Samsung Galaxy A23 5G |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
Tracfone Verizon |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
3.7" diag. 5 : 3 |
5.1" diag. 16 : 9 |
6" diag. 16 : 9 |
6.6" diag. 20 : 9 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
480 x 800 pixels (~252 ppi) LCD (TFT/TFD) |
1440 x 2560 pixels (~576 ppi) AMOLED |
1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD) |
1080 x 2408 pixels (~400 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | 60 Hz | 120 Hz |
| Battery | 800 mAh | 1,300 mAh | 2,550 mAh | 4,080 mAh | 5,000 mAh |
| Processor | ? | 800 MHz Qualcomm S2 MSM7230 | 2.1 GHz Samsung Exynos 7420 | 1.4 GHz Qualcomm Snapdragon 435 (MSM8940) | 2.2 GHz Snapdragon 695 |
| RAM | ? | ? | 3 GB | 2 GB | 4 GB |
| Storage | ? raw hardware | ? raw hardware | 32 GB * | 32 GB | 64 GB |
| Main Camera | Yes | 5 megapixel | 16 megapixel | 16 megapixel | 50 megapixel |
| Wide Camera | - | - | - | - | 5 megapixel |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 720p HD | 4K UHD | 1080p HD | 1080p HD |
| Front Camera | - | - | 5 megapixel | 8 megapixel | 8 megapixel |
| Weight |
3 oz (85g) |
6.5 oz (184g) |
4.87 oz (138g) |
6.58 oz (186g) |
6.87 oz (195g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
4.68" x 2.37" x 0.55" (119 x 60 x 14 mm) |
5.65" x 2.78" x 0.27" (143 x 71 x 6.8 mm) |
6.51" x 3.28" x 0.33" (165 x 83 x 8.3 mm) |
6.47" x 3.02" x 0.33" (164 x 77 x 8.4 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab | Slab |
| Platform / OS | (proprietary) | Android | Android | Android | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
WCDMA: 1, 4 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 66 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
5G: 2, 5, 25, 30, 41, 48, 66, 70, 71, 77-C 4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 14, 20, 25, 26, 29, 30, 38, 39, 40, 41, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
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| Data Technology | GPRS | HSPA 14.4 | LTE (Cat 6) | LTE (Cat 6) | NR (5G) |
| Features | |||||
| Barometer | - | - | - | - | Yes |
| Fingerprint Reader | - | - | Yes |
Yes stand-alone |
Yes stand-alone |
| Flashlight | - | - | Yes | Yes | Yes |
| GPS / Location | - | n/a | n/a | n/a | n/a |
| VR-ready | - | - | Yes | - | - |
| Water-Resistant | - | - | - | - |
Yes IPX7 (snorkeling) |
| Accessibility | |||||
| Hearing Aid Compatible | - |
Yes M3 (mostly compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | n/a | n/a | n/a | n/a |
| TTY/TDD (Digital) | - | - | Yes | Yes | Yes |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | Yes |
| Infrared (IR) | - | - | Yes | - | - |
| MirrorLink | - | - | Yes | - | - |
| Mobile Hotspot | - | n/a | n/a | n/a | n/a |
| NFC | - | - | Yes | - | Yes |
| USB | - | Yes |
Yes Micro-USB |
Yes USB Type C |
Yes USB Type C |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | Yes | n/a | n/a | n/a | n/a |
| Ringer ID | Yes | n/a | n/a | n/a | n/a |
| Voice Dialing | - | n/a | n/a | n/a | n/a |
| Customization | |||||
| Custom Graphics | Yes | n/a | n/a | n/a | n/a |
| Custom Ringtones | Yes | n/a | n/a | n/a | n/a |
| Real-Music Ringers | - | n/a | n/a | n/a | n/a |
| Data & Network | |||||
| WAP / Web Browser | Yes | n/a | n/a | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | - | - |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | - | Yes | - | Yes | Yes |
| Messaging | |||||
| Email Client | - | n/a | n/a | n/a | n/a |
| EMS / Picture Messaging | Yes | n/a | n/a | n/a | n/a |
| Instant Messaging | - | n/a | n/a | n/a | n/a |
| MMS | Yes | n/a | n/a | n/a | n/a |
| Text Messaging Templates | Yes | n/a | n/a | n/a | n/a |
| Music | |||||
| FM Radio | - | - | - | Yes | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | Yes | Yes |
| Music Player | - | n/a | n/a | n/a | n/a |
| Stereo Speakers | - | - | - | - | Yes |
| Photo & Video | |||||
| DLNA | - | - | Yes | - | - |
| Miracast | - | - | Yes | - | - |
| TV Output | - | - | Yes | - | - |
| Power | |||||
| Fast Charging | - | - | Yes | Yes | Yes |
| Wireless Charging | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | n/a | n/a |
| Calculator | Yes | n/a | n/a | n/a | n/a |
| Calendar | Yes | n/a | n/a | n/a | n/a |
| To-Do List | Yes | n/a | n/a | n/a | n/a |
| Voice Memo | Yes | n/a | n/a | n/a | n/a |
| Software | |||||
| Games | Yes | n/a | n/a | n/a | n/a |
| Java (J2ME) | Yes | n/a | n/a | n/a | n/a |
| Voice | |||||
| HD Voice | - | - | Yes | Yes | Yes |
| Headset Jack (2.5 mm) | Yes | n/a | n/a | n/a | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SGH-X640 | HTC G2 | Samsung Galaxy S6 (GSM) | ZTE Blade Z Max | Samsung Galaxy A23 5G | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | HTC G2 | Samsung Galaxy S6 (GSM) | ZTE Blade Z Max | Samsung Galaxy A23 5G |
