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Lenovo ZUK Edge (64GB/6GB) vs Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)

Side by side comparison between Lenovo ZUK Edge vs Samsung Galaxy A21s phones, differences, pros, cons with full specifications. What's the better?

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Compare Samsung Galaxy A21s XLenovo ZUK Edge (64GB/6GB)11Points
Lenovo ZUK Edge (64GB/6GB)
5.5"
TDDI

1080x1920

13
MP

8mp

6GB
RAM

64bit Quad

3100
mAh

(Non removable)

vs
13PointsSamsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)Compare Lenovo ZUK Edge X
Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)
6.5"
PLS

720x1600

48
MP

13mp

4GB
RAM

64bit Octa

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)

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!

ZUK Edge (64GB/6GB)11 Advantages Lenovo ZUK Edge (64GB/6GB)vsGalaxy A21s (SM-A217F/DSN 64GB/4GB)13 Advantages Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)
+6GB LPDDR450%
More RAM memory. Typically more responsive and better for multitasking.
vs4GB LPDDR4X
+160 grams (5.6 ounces)20%
Lighter
vs192 grams (6.72 ounces)
+7.7 millimeters (0.3 inches)16%
Thinner
vs8.9 millimeters (0.35 inches)
+1080x1920 pixels80%
Higher resolution screen
vs720x1600 pixels
+401 PPI49%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs270 PPI
+4K UHD (3840x2160)3 times
More image quality for recording videos with the primary camera
vsFull HD (1920x1080)
+(4G+ LTE-A) 600 Mbps100%
Faster for surfing the internet and download files
vs(4G+ LTE-A) 300 Mbps
+Ambient Light sensorAdvantage
Sensors help you use the device
vsNot supported
+Heart rateAdvantage
Sensors help you use the device
vsNot supported
+USB 3.1 Type-C reversible connectorAdvantage
Newer and faster USB version for transferring photos, mp3 or data.
vsUSB 2.0 Type-C reversible connector
+Gorilla GlassAdvantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
2.35Ghz 64bit Quad-Corevs+2Ghz 64bit Octa-Core31%
More powerful processor, you can open your applications faster
Not supportedvs+Until 512GB microSD, microSDXCAdvantage
More external storage for files using memory cards
TDDIvs+TFT PLSAdvantage
TFT PLS display is brighter and more vivid
5.5"vs+6.5"18%
Larger screen
(back) 13MPvs+(quad camera) 48MP + 8MP + 2MP + 2MP4 times
Higher resolution main camera
f/2.2 (aperture)vs+f/2.0 (aperture)10%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 8MPvs+(front) 13MP60%
Higher resolution secondary camera to take pictures and selfies
Android 8.0 Oreovs+Android 10Advantage
Android 10 is newer and safer
Not supportedvs+Face unlockAdvantage
Sensors help you use the device
3100 mAhvs+5000 mAh61%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
13Wvs+15W15%
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.
4.1 + A2DPvs+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
Not supportedvs+NFCAdvantage
NFC allows you to make payments by approach quickly and securely

29 Common items in both devices
64GB (52GB available) / 64GB (48GB available)
eMMC 5.1
Plastic body, glass front
16 million
LED flash
Only digital zoom
PDAF: phase detection autofocus
+22 specs and more in the table below

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

Highlight differencesClear highlight
Physical featuresLenovo ZUK Edge (64GB/6GB)Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)
ModelZUK Edge (64GB/6GB)Galaxy A21s (SM-A217F/DSN 64GB/4GB)
Other model names联想ZUK Edge (64GB + 6GB RAM), Lenovo ZUK Z2151Galaxy A21s SM-A217F/Dual-Sim NFC (64GB + 4GB RAM)
Country or region availableChinaHong Kong
China, Hong Kong
(Europe)SpainGreeceIsraelPortugalTaiwan
(Europe), Spain, Greece, Israel, Portugal, Taiwan
BrandLenovoSamsung
Release dateJanuary, 2017June, 2020
Depth7.7 millimeters (0.3 inches)8.9 millimeters (0.35 inches)
Size (width x height)74.5 x 142.9 millimeters (2.93 x 5.63 in)75.3 x 163.7 millimeters (2.96 x 6.44 in)
Weight160 grams (5.6 ounces)192 grams (6.72 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersNot supportedNot supported
System (OS)Lenovo ZUK Edge (64GB/6GB)Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)
Operating systemAndroid 7.0 NougatAndroid 10
Firmware updateAndroid 8.0 Oreofeature not registered
HardwareLenovo ZUK Edge (64GB/6GB)Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)
Chipset64bit - Qualcomm Snapdragon 821 MSM8996 (14nm)64bit - Samsung Exynos 850 Octa (8nm)
CPU processorQuad-Core, 2 processors:
2.35Ghz Dual-Core Kryo
1.6Ghz Dual-Core Kryo
Octa-Core, 2 processors:
2Ghz Quad-Core ARM Cortex-A55
2Ghz Quad-Core ARM Cortex-A55
GPU graphical controllerQualcomm Adreno 530 650MhzARM Mali-G52 MP1
RAM memory6GB LPDDR44GB LPDDR4X
Internal storage64GB (52GB available)
eMMC 5.1
64GB (48GB available)
eMMC 5.1
External storageNot supportedUntil 512GB microSD, microSDXC
(dedicated slot)
DisplayLenovo ZUK Edge (64GB/6GB)Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)
Display typeTDDITFT PLS
Screen size5.5" inches6.5" inches
Screen-to-body ratio~78.3% (screen-to-body ratio)~82.8% (screen-to-body ratio)
Display resolution1080x1920 pixels720x1600 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)401 PPI270 PPI
Colors16 million16 million
Scratch-resistant glassGorilla GlassNot supported
Display featuresfeature not registered60Hz
Mobile networksLenovo ZUK Edge (64GB/6GB)Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)
Dual-SIMDual-SIM Standby - Call active on one sim cardDual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload600/50 Mbps300/150 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse details
GSM Mhz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkCDMA 800, GSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkCDMA2000 1xEV-DO
TD-SCDMA 1900/2000
UMTS 850/900/1900/2100
UMTS 850/900/1900/2100
Primary 4G networkLTE Cat11 (Bands 1, 2, 3, 4, 5, 7, 8, 20)
TD-LTE (Bands 38, 39, 40, 41)
LTE Cat7/13 (1, 2, 3, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGEGPRS, EDGE
CallingLenovo ZUK Edge (64GB/6GB)Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingSupportedSupported
Call controlVoice dialing, Voice recorderVoice dialing, Voice recorder, Voice commands
CameraLenovo ZUK Edge (64GB/6GB)Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)
Back camera (main camera)13 megapixels(quad camera)
48 megapixels
8MP ultrawidef/2.21/4"1.12µm123º
2MP macrof/2.4
2MP depthf/2.4
Main camera resolution4128x3096 pixels8000x6000 pixels
Video recording (primary)4K UHD (3840x2160) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturef/2.2 (aperture)f/2.0 (aperture)
Focal lengthfeature not registered26mm lens
Sensor sizefeature not registered1/2" inches
Pixel size1.34µm pixel0.8µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo on both camerasHDR photo on both cameras
2ª cameraLenovo ZUK Edge (64GB/6GB)Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)
Front camera (secondary)8 megapixels13 megapixels
Front camera resolution3264x2448 pixels4128x3096 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.2 (aperture)f/2.2 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor size1/4" inches1/3.1" inches
Pixel size1.12µm pixel1.12µm pixel
MultimediaLenovo ZUK Edge (64GB/6GB)Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)
RadioFMFM
TVNot supportedNot supported
Video formatsMP4, H.264, H.263MP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, OGG, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC
ConnectivityLenovo ZUK Edge (64GB/6GB)Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)
USBUSB 3.1 Type-C reversible connectorUSB 2.0 Type-C reversible connector
TV outputNot supportedNot supported
Audio output3.5mm jack3.5mm jack
Bluetooth4.1 + A2DP5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
DLNANot supportedNot supported
NFCNot supportedSupported
GPSA-GPS, GeoTagging, GLONASS, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
Infrared portNot supportedNot supported
Other functionsLenovo ZUK Edge (64GB/6GB)Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)
Active noise cancellationSupportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
SensorsAccelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Heart rate
Fingerprint sensor (front-mounted)
Accelerometer
Proximity sensor
Compass
Gyroscope
Face unlock
Fingerprint sensor (rear-mounted)
Other features- Colors: Ceramic White, Titanium Black
- ZUI 2.5
- 24-bit/192kHz audio
- Fast battery charging
- Quick Charge 3.0
- WiFi direct, hotspot
- Colors: Black, White, Blue, Red
- One UI 2.0
- WiFi direct, hotspot
Power supplyLenovo ZUK Edge (64GB/6GB)Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)
BatteryLi-Ion: Lithium-Ion (Non removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity3100 mAh5000 mAh
Charger, watts13W Fast battery charging15W (9V/1.67A) Fast battery charging
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered
Radiation rateLenovo ZUK Edge (64GB/6GB)Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registered0.422W/kg (head) | 1.544W/kg (body)
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