Microsoft Lumia 640 XL (3G) vs Xiaomi Mi Mix (128GB)

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

11/7/2016 6:52 PM, updated: 5/11/2020 1:23 PM

Compare Xiaomi Mi Mix X Microsoft Lumia 640 XL (3G) 07Points

Specifications Compare Models Pictures

5.7"
IPS

720x1280

13
MP

5mp

1GB
RAM

Quad-core

3000
mAh

(Removable)

22Points Xiaomi Mi Mix (128GB) Compare Microsoft Lumia 640 XL X

Specifications Compare Models Pictures

6.4"
IPS

1080x2040

16
MP

5mp

4GB
RAM

Quad-core

4400
mAh

(Non removable)

What's the better phone? Xiaomi Mi Mix (128GB)

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 (3G)	vs	22 Advantages Xiaomi Mi Mix (128GB)
+Until 256GB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+171 grams (5.99 ounces)22% Lighter	vs	209 grams (7.32 ounces)
+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness	vs	Not supported
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	Li-Ion: lithium-ion (Non removable)
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	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	+2.35GHz 64bit Quad-core120% More powerful processor, you can open your applications faster
1GB LPDDR2	vs	+4GB LPDDR43 times More RAM memory. Typically more responsive and better for multitasking.
8GB (3GB available)	vs	+128GB (118GB available)38 times More internal storage for applications and files
9 millimeters (0.35 inches)	vs	+7.9 millimeters (0.31 inches)14% Thinner
Plastic body, glass front	vs	+Ceramic body, glass frontAdvantage More resistant material
720x1280 pixels	vs	+1080x2040 pixels139% Higher resolution screen
258 PPI	vs	+361 PPI40% Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.7"	vs	+6.4"12% Larger screen
(back) 13MP	vs	+(back) 16MP25% Higher resolution main camera
LED flash	vs	+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light
HDR photo only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera
700000 apps (Marketplace)	vs	+3500000 apps (Google Play Store)4 times More apps available to download and use
3G+ HSPA+	vs	+4G LTE-AAdvantage The 4G LTE-A network is newer and faster
(3G+ HSPA+) 42 Mbps	vs	+(4G LTE-A) 300 Mbps6 times Faster for surfing the internet and download files
Not supported	vs	+BarometerAdvantage Sensors help you use the device
Not supported	vs	+Fingerprint sensor (rear-mounted)Advantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
3000 mAh	vs	+4400 mAh47% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
802.11 b/g/n [wifi4]	vs	+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
4.0 + A2DP	vs	+4.2 + A2DPAdvantage Bluetooth 4.2 + A2DP is newer and faster
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.

24 Common items in both devices

TFT IPS LCD

16 million

Only digital zoom

Autofocus / PDAF: phase detection autofocus

EIS: Digital stabilization

f/2.0 (aperture)

(front) 5MP

+17 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 (3G)	Xiaomi Mi Mix (128GB)
Change model		Choose the model
Model	Lumia 640 XL (3G)	Xiaomi Mi Mix (128GB)
Other model names	Microsoft Lumia 640 XL RM-1065 Dual-sim, Nokia Lumia 640 XL	Xiaomi Mix 2016080 4GB RAM + 128GB, Xiaomi Lithium
Country or region available	(Global, International)	China, Vietnam
Brand	Microsoft	Xiaomi
Release date	4/1/2015	11/4/2016
Depth	9 millimeters (0.35 inches)	7.9 millimeters (0.31 inches)
Size (width x height)	81.5 x 157.9 millimeters (3.21 x 6.22 in)	81.9 x 158.8 millimeters (3.22 x 6.25 in)
Weight	171 grams (5.99 ounces)	209 grams (7.32 ounces)
Build, materials	Plastic body, glass front	Ceramic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Microsoft Lumia 640 XL (3G)	Xiaomi Mi Mix (128GB)
Display type	TFT IPS LCD	TFT IPS LCD
Screen size	5.7" inches	6.4" inches
Screen-to-body ratio	~69.6% (screen-to-body ratio)	~84% (screen-to-body ratio)
Display resolution	720x1280 pixels	1080x2040 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	258 PPI	361 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 (3G)	Xiaomi Mi Mix (128GB)
System version	Windows Phone 8.1	Android 6.0.1 Marshmallow
Firmware update	feature not registered	Android 7.0 Nougat
User Interface	feature not registered	feature not registered
⚙️ Processor
	Microsoft Lumia 640 XL (3G)	Xiaomi Mi Mix (128GB)
Chipset	32bit: Qualcomm Snapdragon 400 MSM8226 (28nm)	64bit: Qualcomm Snapdragon 821 MSM8996AC Pro (14nm)
CPU	Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A7 (Quad-core)	Quad-core, 2 processors: 2x 2.35GHz Kryo (Dual-core) 2x 1.6GHz Kryo (Dual-core)
GPU graphical controller	Qualcomm Adreno 305	Qualcomm Adreno 530 650Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Microsoft Lumia 640 XL (3G)	Xiaomi Mi Mix (128GB)
RAM memory	1GB LPDDR2	4GB LPDDR4
Internal storage	8GB (3GB available)	128GB (118GB available)
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Not supported
📶 Mobile networks
	Microsoft Lumia 640 XL (3G)	Xiaomi Mi Mix (128GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card
SIM card	2 slots (Dual-SIM) micro-SIM (3FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	42/5.76 Mbps	300/50 Mbps
Network technology	2G, 3G	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	CDMA2000 TD-SCDMA 1900/2000 UMTS 850/900/1900/2100
Primary 4G network	Not supported	LTE Cat9 850/900/1700/1800/1900/2100/2600 (Bands 1,2,3,4,5,7,8) TD-LTE 1900/2300/2500/2600 (Bands 38,39,40,41)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+	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
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
	Microsoft Lumia 640 XL (3G)	Xiaomi Mi Mix (128GB)
Back camera (main camera)	13 megapixels	16 megapixels
Main camera resolution	4128x3096 pixels	4608x3456 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	Dual-LED flash
Focal aperture	f/2.0 (aperture)	f/2.0 (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 (3G)	Xiaomi Mi Mix (128GB)
Front camera (secondary)	5 megapixels	5 megapixels
Front camera resolution	2592x1944 pixels	2592x1944 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	feature not registered
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 (3G)	Xiaomi Mi Mix (128GB)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263, WMV	MP4, H.265, H.264, H.263
Audio formats	MP3, WAV, WMA, eAAC+	MP3, WAV, eAAC+, FLAC
🔌 Connectivity
	Microsoft Lumia 640 XL (3G)	Xiaomi Mi Mix (128GB)
USB	MicroUSB 2.0	USB 2.0 Type-C, 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 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Microsoft Lumia 640 XL (3G)	Xiaomi Mi Mix (128GB)
Sensors	Accelerometer Ambient light sensor Compass Proximity sensor	Accelerometer Ambient light sensor Barometer Compass Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Microsoft Lumia 640 XL (3G)	Xiaomi Mi Mix (128GB)
Battery type	Li-Ion: lithium-ion (Removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	3000 mAh	4400 mAh
Charger, watts	Wired charging	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)	256 hours (10.7 days)
➕ Other features
	Microsoft Lumia 640 XL (3G)	Xiaomi Mi Mix (128GB)
Call control	Voice dialing, Voice recorder	Voice dialing, Voice recorder, Voice commands
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 • MIUI 8.0/8.2 • 500nits display brightness • Slow-motion at 720p@120fps • 192Hz/24-bit audio • Quick Charge 3.0: 83% in 30min • Miracast
☢️ Radiation rate
	Microsoft Lumia 640 XL (3G)	Xiaomi Mi Mix (128GB)
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