Xiaomi Mi Mix 3 (128GB/6GB) vs Huawei P Smart 2021 (L21B)

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Side by side comparison between Xiaomi Mi Mix 3 vs Huawei P Smart (2021) phones, differences, pros, cons and full specifications. What's the better?

11/9/2021 9:55 AM, updated: 12/15/2022 6:34 PM

Compare Huawei P Smart (2021) X Xiaomi Mi Mix 3 (128GB/6GB) 19Points

Specifications Compare Models Pictures

6.39"
AMOLED

1080x2340

12
MP

24mp

6GB
RAM

Octa-core

3200
mAh

(Non removable)

12Points Huawei P Smart 2021 (L21B) Compare Xiaomi Mi Mix 3 X

Specifications Compare Models Pictures

6.67"
IPS

1080x2400

48
MP

8mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Xiaomi Mi Mix 3 (128GB/6GB)

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!

19 Advantages Xiaomi Mi Mix 3 (128GB/6GB)	vs	12 Advantages Huawei P Smart 2021 (L21B)
+2.8GHz 64bit Octa-core (10nm)40% More powerful processor, you can open your applications faster	vs	2GHz 64bit Octa-core (14nm)
+6GB LPDDR4X50% More RAM memory. Typically more responsive and better for multitasking.	vs	4GB LPDDR4
+UFS 2.1Advantage Fastest write and read storage.	vs	eMMC 5.1
+8.5 millimeters (0.33 inches)9% Thinner	vs	9.26 millimeters (0.36 inches)
+Aluminum body, glass front, ceramic backAdvantage More resistant material	vs	Plastic body, glass front
+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid	vs	TFT IPS LCD
+HDR8Advantage The HDR8 display provides vibrant colors and more details	vs	Not supported
+403 PPI2% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	395 PPI
+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light	vs	LED flash
+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures	vs	Only digital zoom
+OIS (4-axis): Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	EIS: Digital stabilization
+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness	vs	Not supported
+(dual front camera) 24MP + 2MP2 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 8MP
+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+(4G LTE-A) 600 Mbps50% Faster for surfing the internet and download files	vs	(4G LTE-A) 400 Mbps
+GyroscopeAdvantage Sensors help you use the device	vs	Not supported
+Qi wireless chargingAdvantage Wireless charging is another way to charge the battery.	vs	Not supported
+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster	vs	802.11 b/g/n [wifi4]
+Gorilla Glass 3Advantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
Not supported	vs	+Until 512GB microSD, microSDXCAdvantage More external storage for files using memory cards
218 grams (7.63 ounces)	vs	+206 grams (7.21 ounces)6% Lighter
1080x2340 pixels	vs	+1080x2400 pixels3% Higher resolution screen
6.39"	vs	+6.67"4% Larger screen
(dual camera) 12MP + 12MP	vs	+(quad camera) 48MP + 8MP + 2MP + 2MP150% Higher resolution main camera
1/2.55" inches	vs	+1/2" inches28% The larger sensor camera lets you take photos with better depth.
Virtual proximity sensor	vs	+Proximity sensorAdvantage Sensors help you use the device
3200 mAh	vs	+5000 mAh56% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
18W	vs	+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.
Type-C jack with 3.5mm jack adapter	vs	+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores
Not supported	vs	+FMAdvantage The radio lets you listen to your songs and sports in general
5.0 + A2DP/LE	vs	+5.1 + A2DP/LEAdvantage Bluetooth 5.1 + A2DP/LE is newer and faster

27 Common items in both devices

128GB (110GB available)

60Hz

16 million

PDAF: phase detection autofocus

HDR photo on both cameras

f/1.8 (aperture)

(front) Full HD (1920x1080)

+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
	Xiaomi Mi Mix 3 (128GB/6GB)	Huawei P Smart 2021 (L21B)
Change model		Choose the model
Model	Xiaomi Mi Mix 3 (128GB/6GB)	Huawei P Smart 2021 (L21B)
Other model names	小米MIX 3, Xiaomi Mix 3 M1810E5A	Huawei P Smart 2021 (PPA-L21B, Peppa-L21B, LX1) Dual-SIM NFC
Country or region available	(Global, International), China	(United Kingdom), Russia
Brand	Xiaomi	Huawei
Release date	11/1/2018, Announced: 10/1/2018	9/28/2020
Depth	8.5 millimeters (0.33 inches)	9.26 millimeters (0.36 inches)
Size (width x height)	74.69 x 157.89 millimeters (2.94 x 6.22 in)	76.88 x 165.65 millimeters (3.03 x 6.52 in)
Weight	218 grams (7.63 ounces)	206 grams (7.21 ounces)
Build, materials	Aluminum body, glass front, ceramic back	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Xiaomi Mi Mix 3 (128GB/6GB)	Huawei P Smart 2021 (L21B)
Display type	Super AMOLED	TFT IPS LCD
Screen size	6.39" inches	6.67" inches
Screen-to-body ratio	~85% (screen-to-body ratio)	~84.3% (screen-to-body ratio)
Display resolution	1080x2340 pixels (19.5:9)	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	403 PPI	395 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Not supported
Refresh rate	60Hz	60Hz
Display features	600nits[typ] HDR8	Not supported
🤖 Operating System
	Xiaomi Mi Mix 3 (128GB/6GB)	Huawei P Smart 2021 (L21B)
System version	Android 9.0 Pie	Android 10
Firmware update	Android 10	feature not registered
User Interface	MIUI 10 / 12	EMUI 10.1
⚙️ Processor
	Xiaomi Mi Mix 3 (128GB/6GB)	Huawei P Smart 2021 (L21B)
Chipset	64bit: Qualcomm Snapdragon 845 (SDM845) (10nm)	64bit: HiSilicon Kirin 710A (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 2GHz ARM Cortex-A73 (Quad-core) 4x 1.7GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	Qualcomm Adreno 630 (710MHz)	ARM Mali-G51 MP4
Performance (benchmark)	AnTuTu: 292353 (v7), 352130 (v8) Geekbench: 9065 (v4.4), 2170 (v5.1) GFXBench: 30fps (ES 3.1 onscreen)	AnTuTu: 169253 (v8) Geekbench: 1334 (v5.1) GFXBench: 7fps (ES 3.1 onscreen)
💽 Memory and storage
	Xiaomi Mi Mix 3 (128GB/6GB)	Huawei P Smart 2021 (L21B)
RAM memory	6GB LPDDR4X	4GB LPDDR4
Internal storage	128GB (110GB available) UFS 2.1	128GB (110GB available) eMMC 5.1
External storage	Not supported	Until 512GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Xiaomi Mi Mix 3 (128GB/6GB)	Huawei P Smart 2021 (L21B)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	600/50 Mbps	400/50 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	CDMA 800/1900, GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	Global version: UMTS 800/850/900/1700/1800/1900/2100 China version: CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100	UMTS 850/900/1900/2100
Primary 4G network	LTE Cat11 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66) TD-LTE (34, 38, 39, 40, 41) China version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 20) TD-LTE (34, 38, 39, 40, 41)	LTE Cat6 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38)
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	Global version: UMTS 800/850/900/1700/1800/1900/2100 China version: UMTS 850/900/1700/1900/2100	UMTS 850/900/1900/2100
Secondary 4G network	LTE Cat11 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66) TD-LTE (34, 38, 39, 40, 41) China version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 20) TD-LTE (34, 38, 39, 40, 41)	LTE Cat6 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38)
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	Xiaomi Mi Mix 3 (128GB/6GB)	Huawei P Smart 2021 (L21B)
Back camera (main camera)	(dual camera) 12 megapixels 12MP telephoto 1/3.4"1.0µm	(quad camera) 48 megapixels 8MP ultrawide f/2.4120°1/4"1.12µm 2MP macro f/2.4 2MP depth f/2.4
Main camera resolution	4000x3000 pixels	8000x6000 pixels
Video recording (primary)	4K UHD (3840x2160) 60 fps	Full HD (1920x1080) 60 fps
Flash	LED flash on both cameras	LED flash
Focal aperture	f/1.8 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	26mm (lens)
Sensor size	1/2.55" inches	1/2" inches
Pixel size	1.4µm pixel	0.8µm 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	Digital and optical zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Not supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	4K@30/60fps 1080p@30/60/960fps	feature not registered
📸 Front camera
	Xiaomi Mi Mix 3 (128GB/6GB)	Huawei P Smart 2021 (L21B)
Front camera (secondary)	(dual front camera) 24 megapixels 2MP depth	8 megapixels
Front camera resolution	5656x4224 pixels	3264x2448 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	LED	Not supported
Focal aperture	f/2.0 (aperture)	f/2.0 (aperture)
Focal length	26mm (lens)	feature not registered
Sensor size	1/2.8" inches	feature not registered
Pixel size	0.9µm pixel	feature not registered
🔉 Sound and multimedia
	Xiaomi Mi Mix 3 (128GB/6GB)	Huawei P Smart 2021 (L21B)
Loudspeaker	Mono sound (not stereo)	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	Not supported	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Xiaomi Mi Mix 3 (128GB/6GB)	Huawei P Smart 2021 (L21B)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	Type-C jack with 3.5mm jack adapter	3.5mm jack
TV output	USB Type-C (reversible)	USB Type-C (reversible)
Bluetooth	5.0 + A2DP/LE	5.1 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Xiaomi Mi Mix 3 (128GB/6GB)	Huawei P Smart 2021 (L21B)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Virtual proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Xiaomi Mi Mix 3 (128GB/6GB)	Huawei P Smart 2021 (L21B)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3200 mAh	5000 mAh
Charger, watts	18W Wired fast charging Quick Charge 4	22.5W Wired fast charging
Inductive / wireless charging	10W Qi wireless charging	Not supported
Talk time autonomy	feature not registered	38 hours (1.6 days)
Standby	feature not registered	feature not registered
➕ Other features
	Xiaomi Mi Mix 3 (128GB/6GB)	Huawei P Smart 2021 (L21B)
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: Onyx Black, Jade Green, Sapphire Blue • Mechanical pop-up front camera	• Colors: Midnight Black, Crush Green, Blush Gold • Protective film included • Protective cover included
☢️ Radiation rate
	Xiaomi Mi Mix 3 (128GB/6GB)	Huawei P Smart 2021 (L21B)
SAR 1.6W/kg (USA, Mexico, etc.)	1.45W/kg (head), 1.57W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered