Vivo NEX S (256GB) vs Xiaomi Mi A2 (64GB)

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Side by side comparison between Vivo NEX S vs Xiaomi Mi A2 phones, differences, pros, cons and full specifications. What's the better?

8/14/2018 9:01 AM, updated: 11/14/2021 11:07 AM

Compare Xiaomi Mi A2 X Vivo NEX S (256GB) 12Points

Specifications Compare Models Pictures

6.59"
AMOLED

1080x2316

12
MP

8mp

8GB
RAM

Octa-core

4000
mAh

(Non removable)

09Points Xiaomi Mi A2 (64GB) Compare Vivo NEX S X

Specifications Compare Models Pictures

5.99"
IPS

1080x2160

12
MP

20mp

4GB
RAM

Octa-core

3000
mAh

(Non removable)

What's the better phone? Vivo NEX S (256GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

12 Advantages Vivo NEX S (256GB)	vs	9 Advantages Xiaomi Mi A2 (64GB)
+2.8GHz 64bit Octa-core24% More powerful processor, you can open your applications faster	vs	2.2GHz 64bit Octa-core (14nm)
+8GB LPDDR4X100% More RAM memory. Typically more responsive and better for multitasking.	vs	4GB LPDDR4X
+256GB (236GB available)4 times More internal storage for applications and files	vs	64GB (51GB available)
+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid	vs	LTPS IPS LCD
+1080x2316 pixels7% Higher resolution screen	vs	1080x2160 pixels
+6.59"10% Larger screen	vs	5.99"
+OIS (4-axis): Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	EIS: Digital stabilization
+1/2.55" inches14% The larger sensor camera lets you take photos with better depth.	vs	1/2.9" inches
+(4G LTE-A) 1024 Mbps71% Faster for surfing the internet and download files	vs	(4G LTE-A) 600 Mbps
+4000 mAh33% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3000 mAh
+22.5W25% More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.	vs	18W
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C jack with 3.5mm jack adapter
199 grams (6.97 ounces)	vs	+166 grams (5.81 ounces)20% Lighter
8 millimeters (0.31 inches)	vs	+7.3 millimeters (0.29 inches)10% Thinner
388 PPI	vs	+403 PPI4% Crisper display of text, images and videos because it has more pixels per inch (ppi)
(dual camera) 12MP + 5MP	vs	+(dual camera) 12MP + 20MP88% Higher resolution main camera
Dual-LED flash	vs	+Dual-LED on main camera and LED on front cameraAdvantage The Dual-LED on main camera and LED on front camera helps in dark places or in low light
(front) 8MP	vs	+(front) 20MP150% Higher resolution secondary camera to take pictures and selfies
Android 8.1 Oreo	vs	+Android 10Advantage Android 10 is newer and safer
Not supported	vs	+Face unlock 2DAdvantage Sensors help you use the device
Not supported	vs	+Gorilla Glass 5Advantage Protection against scratches on the screen lets you carry your phone with your keys

28 Common items in both devices

Aluminum frame, glass front/back / Aluminum body, glass front

16 million

Only digital zoom

PDAF: phase detection autofocus

HDR photo on both cameras

f/1.8 (aperture)

4K UHD (3840x2160)

+21 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences

📱 Model features
	Vivo NEX S (256GB)	Xiaomi Mi A2 (64GB)
Change model		Choose the model
Model	NEX S (256GB)	Xiaomi Mi A2 (64GB)
Other model names	NEX旗舰版, vivo NEX Special edition, NEX Ultimate, BBK Apex	Xiaomi A2 M1804D2SG (64GB + 4GB RAM), 小米6X, Xiaomi Wayne
Country or region available	(Global, International), China	(Global, International), India
Brand	Vivo	Xiaomi
Release date	6/1/2018	7/27/2018, Announced: 7/24/2018
Depth	8 millimeters (0.31 inches)	7.3 millimeters (0.29 inches)
Size (width x height)	77 x 162 millimeters (3.03 x 6.38 in)	75.4 x 158.7 millimeters (2.97 x 6.25 in)
Weight	199 grams (6.97 ounces)	166 grams (5.81 ounces)
Build, materials	Aluminum frame, glass front/back	Aluminum body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Vivo NEX S (256GB)	Xiaomi Mi A2 (64GB)
Display type	Super AMOLED	LTPS IPS LCD
Screen size	6.59" inches	5.99" inches
Screen-to-body ratio	~86% (screen-to-body ratio)	~77.4% (screen-to-body ratio)
Display resolution	1080x2316 pixels	1080x2160 pixels (19:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	388 PPI	403 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 5
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Vivo NEX S (256GB)	Xiaomi Mi A2 (64GB)
System version	Android 8.1 Oreo	Android 8.1 Oreo
Firmware update	feature not registered	Android 10
User Interface	feature not registered	feature not registered
⚙️ Processor
	Vivo NEX S (256GB)	Xiaomi Mi A2 (64GB)
Chipset	64bit: Qualcomm Snapdragon 845 MSM8998 (10nm)	64bit: Qualcomm Snapdragon 660 (SDM660) (14nm)
CPU	Octa-core, 2 processors: 4x 2.8GHz Kryo 385 Gold (Quad-core) 4x 1.7GHz Kryo 385 Silver (Quad-core)	Octa-core, 2 processors: 4x 2.2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core)
GPU graphical controller	Qualcomm Adreno 630 710Mhz	Qualcomm Adreno 512 (650MHz)
Performance (benchmark)	feature not registered	AnTuTu: 130927 (v7), 172886 (v8) Geekbench: 4625 (v4.4), 1157 (v5.1) GFXBench: 8.6fps (ES 3.1 onscreen)
💽 Memory and storage
	Vivo NEX S (256GB)	Xiaomi Mi A2 (64GB)
RAM memory	8GB LPDDR4X	4GB LPDDR4X
Internal storage	256GB (236GB available)	64GB (51GB available) eMMC 5.1
External storage	Not supported	Not supported
📶 Mobile networks
	Vivo NEX S (256GB)	Xiaomi Mi A2 (64GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Dual-SIM Standby - Call active on one sim card
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	1024/150 Mbps	600/150 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	CDMA 800/1900, GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100	Global version: UMTS 850/900/1700/1900/2100 India version: UMTS 850/900/1900/2100
Primary 4G network	LTE Cat16 (Bands 1,2,3,4,5,7,8,12,17,18,19,20,25,26,28) TD-LTE (Bands 34,38,39,40,41)	LTE Cat12 VoLTE Global version: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 20) TD-LTE (Bands 38, 40) India version: LTE (Bands 1, 3, 5) TD-LTE (Bands 40, 41)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	GPRS, EDGE
📷 Camera
	Vivo NEX S (256GB)	Xiaomi Mi A2 (64GB)
Back camera (main camera)	(dual camera) 12 megapixels 5MP depth f/2.4	(dual camera) 12 megapixels 20MP f/1.81/2.8"1.0µm
Main camera resolution	4000x3000 pixels	4000x3000 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED flash	Dual-LED on main camera and LED on front camera
Focal aperture	f/1.8 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/2.55" inches	1/2.9" inches
Pixel size	1.4µm pixel	1.25µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	OIS (4-axis): Optical stabilization	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Not supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Vivo NEX S (256GB)	Xiaomi Mi A2 (64GB)
Front camera (secondary)	8 megapixels	20 megapixels
Front camera resolution	3264x2448 pixels	5164x3872 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	LED
Focal aperture	f/2.0 (aperture)	f/2.2 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/2.8" inches
Pixel size	feature not registered	1µm pixel
🔉 Sound and multimedia
	Vivo NEX S (256GB)	Xiaomi Mi A2 (64GB)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	Not supported	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, DivX, XviD	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, OGG, eAAC+, FLAC	MP3, OGG, eAAC+, FLAC
🔌 Connectivity
	Vivo NEX S (256GB)	Xiaomi Mi A2 (64GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 2.0 Type-C reversible connector
Audio output	3.5mm jack	Type-C jack with 3.5mm jack adapter
TV output	Not supported	Not supported
Bluetooth	5.0 + A2DP/LE	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Not supported	Not supported
Infrared port	Not supported	Supported
🧭 Sensors
	Vivo NEX S (256GB)	Xiaomi Mi A2 (64GB)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor (under display) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Vivo NEX S (256GB)	Xiaomi Mi A2 (64GB)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	4000 mAh	3000 mAh
Charger, watts	22.5W Wired fast charging	18W Wired fast charging Quick Charge 4
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Vivo NEX S (256GB)	Xiaomi Mi A2 (64GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Black, Red • Funtouch OS 4 • 32-bit/192kHz audio • Pop-up front camera	• Colors: Black, Gold, Blue, Red, Rose Gold • Android One • Back camera sensor: Sony IMX486/IMX376 • Front camera sensor: Sony IMX376 • WiFi display
☢️ Radiation rate
	Vivo NEX S (256GB)	Xiaomi Mi A2 (64GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.96W/kg (head), 0.64W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	1.16W/kg (head), 0.66W/kg (body)