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| Phone | Ericsson T66 | Samsung Galaxy Light | Samsung Galaxy A23 5G | Samsung SGH-X820 | Samsung SPH-A800 / MM-A800 |
| Current U.S. Carriers | (none) | (none) | Verizon | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
4" diag. 5 : 3 |
6.6" diag. 20 : 9 |
? | ? |
| Display Resolution & Type | ? |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
1080 x 2408 pixels (~400 ppi) LCD (TFT/TFD) |
220 x 176 pixels LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 120 Hz | ? | ? |
| Battery | ? | 1,800 mAh | 5,000 mAh | 650 mAh | ? |
| Processor | ? | 1.4 GHz Samsung SHANNON22 | 2.2 GHz Snapdragon 695 | ? | ? |
| RAM | ? | 1 GB | 4 GB | ? | ? |
| Storage | ? raw hardware | 8 GB | 64 GB | ? raw hardware | ? raw hardware |
| Main Camera | - | 5 megapixel | 50 megapixel | 2 megapixel | 2 megapixel |
| Wide Camera | - | - | 5 megapixel | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 720p HD | 1080p HD | ? | QCIF (176 x 144) |
| Front Camera | - | Yes | 8 megapixel | - | - |
| Weight |
2.08 oz (59g) |
4.33 oz (123g) |
6.87 oz (195g) |
2.33 oz (66g) |
5.08 oz (144g) |
| Dimensions |
3.62" x 1.61" x 0.69" (92 x 41 x 17.5 mm) |
4.78" x 2.48" x 0.41" (122 x 63 x 10.3 mm) |
6.47" x 3.02" x 0.33" (164 x 77 x 8.4 mm) |
4.45" x 1.97" x 0.27" (113 x 50 x 6.9 mm) |
3.94" x 1.93" x 1.02" (100 x 49 x 25.9 mm) |
| Form Factor | Slab | Slab | Slab | Slab | Slide |
| Platform / OS | (proprietary) | Android | Android | (proprietary) | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 4, 17 WCDMA: 1, 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 |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | - | LTE (Cat 3) | NR (5G) | EDGE | 1xRTT |
| Features | |||||
| Barometer | - | - | Yes | - | - |
| Fingerprint Reader | - | - |
Yes stand-alone |
- | - |
| Flashlight | - | Yes | Yes | - | - |
| GPS / Location | - | n/a | n/a | - | Yes |
| Water-Resistant | - | - |
Yes IPX7 (snorkeling) |
- | - |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | n/a | - | - |
| Hearing Aid Compatible | - | Yes | Yes | - | - |
| Multiple Languages | Yes | n/a | n/a | Yes | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | - | Yes |
| Alerts | |||||
| Ringer Profiles | Yes | - | - | - | - |
| Connectivity | |||||
| Bluetooth | - |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
- |
| Mobile Hotspot | - | n/a | n/a | - | - |
| NFC | - | Yes | Yes | - | - |
| USB | - |
Yes Micro-USB |
Yes USB Type C |
Yes | Yes |
| Wi-Fi | - |
Yes 4 (802.11 a,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
- | - |
| Contacts | |||||
| Picture ID | - | n/a | n/a | Yes | Yes |
| Ringer ID | - | n/a | n/a | Yes | Yes |
| Voice Dialing | - | n/a | n/a | - | Yes |
| Customization | |||||
| Custom Graphics | Yes | n/a | n/a | Yes | Yes |
| Custom Ringtones | Yes | n/a | n/a | Yes | Yes |
| Real-Music Ringers | - | n/a | n/a | Yes | - |
| Data & Network | |||||
| Data Tethering | - | n/a | n/a | - | - |
| External Antenna Jack | - | n/a | n/a | Yes | - |
| WAP / Web Browser | Yes | n/a | n/a | Yes | Yes |
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - | Yes | Yes | - | - |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | - | Yes |
| Messaging | |||||
| Email Client | - | n/a | n/a | Yes | - |
| EMS / Picture Messaging | Yes | n/a | n/a | Yes | - |
| Instant Messaging | - | n/a | n/a | - | - |
| MMS | - | n/a | n/a | Yes | - |
| Text Messaging Templates | Yes | n/a | n/a | Yes | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | Yes | Yes | - | - |
| Music Player | - | n/a | n/a | - | Yes |
| Stereo Speakers | - | - | Yes | - | - |
| Photo & Video | |||||
| DLNA | - | Yes | - | - | - |
| TV Output | - | - | - | Yes | - |
| Power | |||||
| Fast Charging | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | Yes | Yes |
| Calculator | Yes | n/a | n/a | Yes | Yes |
| Calendar | Yes | n/a | n/a | Yes | Yes |
| To-Do List | Yes | n/a | n/a | Yes | Yes |
| Voice Memo | - | n/a | n/a | Yes | Yes |
| Software | |||||
| Games | Yes | n/a | n/a | Yes | Yes |
| Java (J2ME) | - | n/a | n/a | Yes | Yes |
| Voice | |||||
| HD Voice | - | Yes | Yes | - | - |
| Headset Jack (2.5 mm) | - | n/a | n/a | - | Yes |
| Speaker Phone | - | Yes | Yes | Yes | - |
| Ericsson T66 | Samsung Galaxy Light | Samsung Galaxy A23 5G | Samsung SGH-X820 | Samsung SPH-A800 / MM-A800 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Ericsson T66 | Samsung Galaxy Light | Samsung Galaxy A23 5G | Samsung SGH-X820 | Samsung SPH-A800 / MM-A800 |











