Microsoft Lumia 640 XL (4G LTE) vs Xiaomi Redmi 6A (32GB China)

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Side by side comparison between Microsoft Lumia 640 XL vs Xiaomi Redmi 6A phones, differences, pros, cons and full specifications. What's the better?

8/21/2018 10:01 PM, updated: 5/11/2020 1:23 PM

Compare Xiaomi Redmi 6A X Microsoft Lumia 640 XL (4G LTE) 07Points

Specifications Compare Models Pictures

5.7"
IPS

720x1280

13
MP

5mp

1GB
RAM

Quad-core

3000
mAh

(Removable)

11Points Xiaomi Redmi 6A (32GB China) Compare Microsoft Lumia 640 XL X

Specifications Compare Models Pictures

5.45"
IPS

720x1440

13
MP

5mp

3GB
RAM

Quad-core

3000
mAh

(Non removable)

What's the better phone? Xiaomi Redmi 6A (32GB China)

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!

7 Advantages Microsoft Lumia 640 XL (4G LTE)	vs	11 Advantages Xiaomi Redmi 6A (32GB China)
+5.7"5% Larger screen	vs	5.45"
+f/2.0 (aperture)10% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/2.2 (aperture)
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	Li-Ion: lithium-ion (Non removable)
+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.	vs	2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
+Gorilla Glass 3Advantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
1.2GHz 32bit Quad-core	vs	+2GHz 64bit Quad-core112% More powerful processor, you can open your applications faster
1GB LPDDR2	vs	+3GB LPDDR32 times More RAM memory. Typically more responsive and better for multitasking.
8GB (3GB available)	vs	+32GB (22GB available)6 times More internal storage for applications and files
171 grams (5.99 ounces)	vs	+145 grams (5.08 ounces)18% Lighter
9 millimeters (0.35 inches)	vs	+8.3 millimeters (0.33 inches)8% Thinner
720x1280 pixels	vs	+720x1440 pixels13% Higher resolution screen
258 PPI	vs	+295 PPI14% Crisper display of text, images and videos because it has more pixels per inch (ppi)
HDR photo only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
700000 apps (Marketplace)	vs	+3500000 apps (Google Play Store)4 times More apps available to download and use
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
4.0 + A2DP	vs	+4.2 + A2DPAdvantage Bluetooth 4.2 + A2DP is newer and faster

27 Common items in both devices

Until 256GB microSD, microSDXC

Plastic body, glass front

TFT IPS LCD

16 million

(back) 13MP

LED flash

Only digital zoom

+20 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
	Microsoft Lumia 640 XL (4G LTE)	Redmi 6A (32GB China)
Change model		Choose the model
Model	Lumia 640 XL (4G LTE)	Redmi 6A (32GB China)
Other model names	Microsoft Lumia 640 XL LTE RM-1075 Dual-sim	红米6A, Xiaomi 6A 3GB RAM + 32GB (Hybrid slot), Xiaomi Cactus
Country or region available	(Global, International)	China, Hong Kong
Brand	Microsoft	Xiaomi
Release date	4/1/2015	6/1/2018
Depth	9 millimeters (0.35 inches)	8.3 millimeters (0.33 inches)
Size (width x height)	81.5 x 157.9 millimeters (3.21 x 6.22 in)	71.5 x 147.5 millimeters (2.81 x 5.81 in)
Weight	171 grams (5.99 ounces)	145 grams (5.08 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Microsoft Lumia 640 XL (4G LTE)	Redmi 6A (32GB China)
Display type	TFT IPS LCD	TFT IPS LCD
Screen size	5.7" inches	5.45" inches
Screen-to-body ratio	~69.6% (screen-to-body ratio)	~72.7% (screen-to-body ratio)
Display resolution	720x1280 pixels	720x1440 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	258 PPI	295 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Not supported
Refresh rate	feature not registered	feature not registered
Display features	feature not registered	feature not registered
🤖 Operating System
	Microsoft Lumia 640 XL (4G LTE)	Redmi 6A (32GB China)
System version	Windows Phone 8.1	Android 8.1 Oreo
Firmware update	feature not registered	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	Microsoft Lumia 640 XL (4G LTE)	Redmi 6A (32GB China)
Chipset	32bit: Qualcomm Snapdragon 400 MSM8226 (28nm)	64bit: MediaTek MT6762M Helio A22 (12nm)
CPU	Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A7 (Quad-core)	Quad-core, 1 processor: 4x 2GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	Qualcomm Adreno 305	PowerVR GE8300
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Microsoft Lumia 640 XL (4G LTE)	Redmi 6A (32GB China)
RAM memory	1GB LPDDR2	3GB LPDDR3
Internal storage	8GB (3GB available)	32GB (22GB available) eMMC 5.1
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Microsoft Lumia 640 XL (4G LTE)	Redmi 6A (32GB China)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	2 slots (Dual-SIM) micro-SIM (3FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	150/50 Mbps	150/50 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	GSM 850/900/1800/1900	CDMA 800, GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1700/1900/2100	M1804C3CC/M1804C3CE/M1804C3CT versions: CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100
Primary 4G network	LTE Cat4 700/800/850/900/1700/1800/1900/2100/2300/2600 (Bands 1,2,3,4,5,7,8,12,17,20,28,38,40)	LTE Cat4 M1804C3CC/M1804C3CE/M1804C3CT versions: LTE (Bands 1,3,5,7,8) TD-LTE (Bands 34,38,39,40,41) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	Not supported	M1804C3CC/M1804C3CE/M1804C3CT versions: UMTS 850/900/1900/2100
Secondary 4G network	Not supported	LTE Cat4 M1804C3CC/M1804C3CE/M1804C3CT versions: LTE (Bands 1,3,5,7,8) TD-LTE (Bands 34,38,39,40,41) VoLTE
Secondary data network	GPRS, EDGE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
📷 Camera
	Microsoft Lumia 640 XL (4G LTE)	Redmi 6A (32GB China)
Back camera (main camera)	13 megapixels	13 megapixels
Main camera resolution	4128x3096 pixels	4128x3096 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/2.0 (aperture)	f/2.2 (aperture)
Focal length	28mm lens	feature not registered
Sensor size	1/3" inches	feature not registered
Pixel size	feature not registered	feature not registered
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Not supported
HDR	HDR photo only main camera	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Microsoft Lumia 640 XL (4G LTE)	Redmi 6A (32GB China)
Front camera (secondary)	5 megapixels	5 megapixels
Front camera resolution	2592x1944 pixels	2560x1920 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	f/2.2 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	Microsoft Lumia 640 XL (4G LTE)	Redmi 6A (32GB China)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263, WMV	MP4, H.264, H.263, XviD
Audio formats	MP3, WAV, WMA, eAAC+	MP3, OGG, eAAC+, FLAC
🔌 Connectivity
	Microsoft Lumia 640 XL (4G LTE)	Redmi 6A (32GB China)
USB	MicroUSB 2.0	MicroUSB 2.0, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	4.0 + A2DP	4.2 + A2DP
WiFi	802.11 b/g/n [wifi4] (2.4GHz)	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Microsoft Lumia 640 XL (4G LTE)	Redmi 6A (32GB China)
Sensors	Accelerometer Ambient light sensor Compass Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Microsoft Lumia 640 XL (4G LTE)	Redmi 6A (32GB China)
Battery type	Li-Ion: lithium-ion (Removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	3000 mAh	3000 mAh
Charger, watts	Wired charging	5W (5V/1A) Wired charging
Inductive / wireless charging	feature not registered	feature not registered
Talk time autonomy	23.7 hours	feature not registered
Standby	936 hours (39 days)	feature not registered
➕ Other features
	Microsoft Lumia 640 XL (4G LTE)	Redmi 6A (32GB China)
Call control	Voice dialing, Voice recorder	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, White • Lumia Denim UI • Microsoft ClearBlack display • OneDrive 30GB • WiFi hotspot • Headset not included	• Colors: Black, Grey, Blue, Gold, Rose Gold • 2.5D curved glass screen • 18:9 screen • MIUI 9
☢️ Radiation rate
	Microsoft Lumia 640 XL (4G LTE)	Redmi 6A (32GB China)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered