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| Phone | Samsung Galaxy Z Fold3 | LG K3 | Casio G'zOne Rock | Samsung SGH-E610 | 
| Current U.S. Carriers | (none) | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | Not yet released | 
| Specifications | ||||
|---|---|---|---|---|
| Display Size | 
			7.6" diag. 4 : 3  | 
		
		
			4.5" diag. 16 : 9  | 
		
		
			2.1" diag. 4 : 3  | 
		
		? | 
| Display Resolution & Type | 
			1768 x 2208 pixels (~372 ppi) AMOLED  | 
		
		
			480 x 854 pixels (~218 ppi) LCD (TFT/TFD)  | 
		
		
			240 x 320 pixels (~190 ppi) LCD (TFT/TFD)  | 
		
		
			176 x 220 pixels LCD (TFT/TFD)  | 
	
| Display Refresh | 120 Hz | 60 Hz | ? | ? | 
| Battery | 4,400 mAh | 1,940 mAh | 1,150 mAh | ? | 
| Processor | Qualcomm Snapdragon 888 | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | ? | ? | 
| RAM | 12 GB | 1 GB | ? | ? | 
| Storage | 256 GB * | 8 GB | ? raw hardware | ? raw hardware | 
| Main Camera | 12 megapixel | 5 megapixel | 2 megapixel | Yes | 
| Wide Camera | 12 megapixel | - | - | - | 
| Tele Camera | 12 megapixel | - | - | - | 
| Video Capture | 4K UHD | 720p HD | ? | ? | 
| Front Camera | 10 megapixel | Yes | - | - | 
| Weight | 
			9.56 oz (271g)  | 
		
		
			4.6 oz (130g)  | 
		
		
			4.4 oz (125g)  | 
		
		
			2.95 oz (84g)  | 
	
| Dimensions | 
			6.23" x 2.64" x 0.63" (158 x 67 x 16 mm)  | 
		
		
			5.24" x 2.67" x 0.37" (133 x 68 x 9.4 mm)  | 
		
		
			4.1" x 2" x 0.9" (104 x 51 x 22.9 mm)  | 
		
		
			3.35" x 1.95" x 0.78" (85 x 50 x 19.8 mm)  | 
	
| Form Factor | Foldable | Slab | Clamshell | Clamshell | 
| Platform / OS | Android | Android | (proprietary) | (proprietary) | 
| Network Bands | 
			 5G: 2, 5, 12, 25, 30, 41, 66, 71, 77-C, 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, 46, 48, 66, 71 WCDMA: 1, 2, 3, 4, 5, 8 GSM: 850, 900, 1800, 1900  | 
		
		
			 4G LTE: 2, 4, 5, 12, 25, 26, 41 WCDMA: 2, 4, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900  | 
		
		
			 CDMA: 850, 1900  | 
		
		
			 GSM: 900, 1800, 1900  | 
	
| Data Technology | NR (5G) | LTE (Cat 4) | EVDO rA | GPRS | 
| Features | ||||
| Barometer | Yes | - | - | - | 
| Fingerprint Reader | 
			Yes stand-alone  | 
		
		- | - | - | 
| Flashlight | Yes | Yes | Yes | - | 
| GPS / Location | n/a | n/a | Yes | - | 
| Ruggedized | - | - | Yes | - | 
| Water-Resistant | 
			Yes IPX8 (SCUBA)  | 
		
		- | Yes | - | 
| Accessibility | ||||
| Adjustable Text Size | n/a | n/a | - | - | 
| Hearing Aid Compatible | Yes | Yes | Yes | - | 
| Multiple Languages | n/a | n/a | Yes | Yes | 
| TTY/TDD (Digital) | Yes | Yes | Yes | - | 
| Alerts | ||||
| Extra Display | Yes | - | Yes | Yes | 
| Connectivity | ||||
| Bluetooth | 
			Yes Classic Audio  | 
		
		
			Yes Classic Audio  | 
		
		
			Yes Classic Audio  | 
		
		- | 
| Infrared (IR) | - | - | - | Yes | 
| Mobile Hotspot | n/a | n/a | - | - | 
| NFC | Yes | - | - | - | 
| USB | 
			Yes USB Type C  | 
		
		
			Yes Micro-USB  | 
		
		Yes | - | 
| UWB | Yes | - | - | - | 
| Wi-Fi | 
			Yes 6 (802.11 a,ac,ax,b,g,n)  | 
		
		
			Yes 4 (802.11 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 | n/a | n/a | Yes | Yes | 
| Custom Ringtones | n/a | n/a | Yes | Yes | 
| Real-Music Ringers | n/a | n/a | Yes | - | 
| Data & Network | ||||
| Data Tethering | n/a | n/a | Yes | Yes | 
| Dual-SIM | Yes | - | - | - | 
| WAP / Web Browser | n/a | n/a | Yes | Yes | 
| Input | ||||
| Predictive Text Entry | n/a | n/a | Yes | Yes | 
| Side Keys | Yes | Yes | Yes | Yes | 
| Touch Screen | Yes | Yes | - | - | 
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | - | 
| Messaging | ||||
| Email Client | n/a | n/a | Yes | - | 
| EMS / Picture Messaging | n/a | n/a | - | Yes | 
| Instant Messaging | n/a | n/a | Yes | - | 
| MMS | n/a | n/a | Yes | Yes | 
| Text Messaging Templates | n/a | n/a | Yes | Yes | 
| Music | ||||
| Headphone Jack (3.5mm) | - | Yes | - | - | 
| Music Player | n/a | n/a | Yes | - | 
| Stereo Speakers | Yes | - | - | - | 
| Photo & Video | ||||
| TV Output | Yes | - | - | - | 
| Power | ||||
| Fast Charging | Yes | - | - | - | 
| Wireless Charging | Yes | - | - | - | 
| Productivity | ||||
| Alarm | n/a | n/a | Yes | Yes | 
| Calculator | n/a | n/a | Yes | Yes | 
| Calendar | n/a | n/a | Yes | Yes | 
| To-Do List | n/a | n/a | - | Yes | 
| Voice Memo | n/a | n/a | Yes | Yes | 
| Software | ||||
| BREW | n/a | n/a | Yes | - | 
| Games | n/a | n/a | Yes | Yes | 
| Java (J2ME) | n/a | n/a | - | Yes | 
| Voice | ||||
| HD Voice | Yes | Yes | - | - | 
| Headset Jack (2.5 mm) | n/a | n/a | Yes | - | 
| Push-To-Talk | - | - | Yes | - | 
| Speaker Phone | Yes | Yes | Yes | - | 
| Samsung Galaxy Z Fold3 | LG K3 | Casio G'zOne Rock | Samsung SGH-E610 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Galaxy Z Fold3 | LG K3 | Casio G'zOne Rock | Samsung SGH-E610 | 










