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| Phone | Samsung Galaxy S8+ | Asus PadFone X mini | Nokia Lumia 521 / 520 | 
| Current U.S. Carriers | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | 
| Specifications | |||
|---|---|---|---|
| Display Size | 
			6.2" diag. 18.5 : 9  | 
		
		
			4.5" diag. 16 : 9  | 
		
		
			4" diag. 5 : 3  | 
	
| Display Resolution & Type | 
			1440 x 2960 pixels (~531 ppi) AMOLED  | 
		
		
			480 x 854 pixels (~218 ppi) LCD (TFT/TFD)  | 
		
		
			480 x 800 pixels (~233 ppi) LCD (TFT/TFD)  | 
	
| Display Refresh | 60 Hz | 60 Hz | ? | 
| Battery | 3,500 mAh | 2,060 mAh | 1,430 mAh | 
| Processor | 2.3 GHz Qualcomm Snapdragon 835 (MSM8998) | 1.6 GHz Intel Atom Z2560 | 1 GHz Qualcomm Snapdragon S4 MSM8270 | 
| RAM | 4 GB | 1 GB | 512 MB | 
| Storage | 64 GB | 8 GB | 8 GB | 
| Main Camera | 12 megapixel | 5 megapixel | 5 megapixel | 
| Wide Camera | - | - | - | 
| Tele Camera | - | - | - | 
| Video Capture | 4K UHD | 1080p HD | 720p HD | 
| Front Camera | 8 megapixel | 2 megapixel | - | 
| Weight | 
			6.1 oz (173g)  | 
		
		
			5.26 oz (149g)  | 
		
		
			4.39 oz (124g)  | 
	
| Dimensions | 
			6.28" x 2.89" x 0.32" (160 x 73 x 8.1 mm)  | 
		
		
			5.2" x 2.61" x 0.5" (132 x 66 x 12.6 mm)  | 
		
		
			4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm)  | 
	
| Platform / OS | Android | Android | Windows | 
| Network Bands | 
			 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900  | 
		
		
			 4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900  | 
		
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| Data Technology | LTE (Cat 16) | LTE (Cat 3) | HSPA+ 21 | 
| Features | |||
| Fingerprint Reader | 
			Yes stand-alone  | 
		
		- | - | 
| Flashlight | Yes | Yes | - | 
| VR-ready | Yes | - | - | 
| Water-Resistant | 
			Yes IPX8 (SCUBA)  | 
		
		- | - | 
| Accessibility | |||
| Hearing Aid Compatible | Yes | Yes | Yes | 
| TTY/TDD (Digital) | Yes | Yes | Yes | 
| Connectivity | |||
| Bluetooth | 
			Yes Classic Audio  | 
		
		
			Yes Classic Audio  | 
		
		Yes | 
| MirrorLink | Yes | - | - | 
| NFC | Yes | - | - | 
| USB | 
			Yes USB Type C  | 
		
		
			Yes Micro-USB  | 
		
		Yes | 
| Wi-Fi | 
			Yes 5 (802.11 a,ac,b,g,n)  | 
		
		
			Yes 4 (802.11 b,g,n)  | 
		
		Yes | 
| Input | |||
| Side Keys | Yes | Yes | Yes | 
| Touch Screen | Yes | Yes | Yes | 
| Memory | |||
| Memory Card Slot | Yes | Yes | Yes | 
| Music | |||
| Headphone Jack (3.5mm) | Yes | Yes | Yes | 
| Power | |||
| Fast Charging | Yes | - | - | 
| Wireless Charging | Yes | - | - | 
| Voice | |||
| HD Voice | Yes | - | - | 
| Speaker Phone | Yes | Yes | Yes | 
| Samsung Galaxy S8+ | Asus PadFone X mini | Nokia Lumia 521 / 520 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Galaxy S8+ | Asus PadFone X mini | Nokia Lumia 521 / 520 | 











