Samsung Galaxy S21 FE 5G vs. ASUS Zenfone 8 Flip

Phone Comparison, Reviews and Tests

In depth comparison and review of Samsung Galaxy S21 FE 5G and ASUS Zenfone 8 Flip. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.

Phone Specifications Comparison

Samsung Galaxy S21 FE 5G vs. ASUS Zenfone 8 Flip Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy S21 FE 5G ASUS Zenfone 8 Flip
Product Type Smartphone Smartphone
Manufacturer Model Number SM-G990B/DS ZS672KS
Form Factor Touch Touch
Height 155.7 mm 165.04 mm ASUS Zenfone 8 Flip has greater height than Samsung Galaxy S21 FE 5G.
Width 74.5 mm 77.28 mm ASUS Zenfone 8 Flip has greater width than Samsung Galaxy S21 FE 5G.
Depth 7.9 mm 9.6 mm Samsung Galaxy S21 FE 5G is narrower than Samsung Galaxy S21 FE 5G.
Weight 177 g 230 g Samsung Galaxy S21 FE 5G is lighter than Samsung Galaxy S21 FE 5G.
Body Colour Olive | Graphite | White | Lavender Galactic black
Body Material - Glass
Protection Dustproof, splashproof, water-resistant -
Waterproof (Water-resistant) - -
IP rating IP68 -
SAR Value 1.48 W/kg (body), 0.952 W/kg (head), 2.91 W/kg (limb) 1.43 W/kg (head), 1.245 W/kg (body), 3.504 W/kg (limb)
Connector Type USB Type-C - 24 pin USB-C USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Samsung Galaxy S21 FE 5G ASUS Zenfone 8 Flip
Display Type OLED display OLED display
Display Technology Infinity-O Dynamic AMOLED 2X AMOLED
Screen Size (Display Size) 6.4" 6.67" ASUS Zenfone 8 Flip has larger screen size than Samsung Galaxy S21 FE 5G.
Screen Resolution (Display Resolution) 2340 x 1080 pixels 2400 x 1080 pixels ASUS Zenfone 8 Flip has better screen resolution than Samsung Galaxy S21 FE 5G.
Display Format Full HD+ Full HD+
Pixel Density 401 ppi -
Aspect Ratio - 20:9
Max Brightness - 1000 cd/m²
Colour Depth 16.7 million colours -
HDR - Yes ASUS Zenfone 8 Flip has HDR.
HDR Technology HDR10+ HDR10+
Display Enhancement Technology Eye Comfort Shield DC Dimming
Display Refresh Rate 120 Hz 90 Hz Samsung Galaxy S21 FE 5G has better refresh rate than ASUS Zenfone 8 Flip.
Display Features AOD(Always On Display), Infinity O display, Video Wallpaper ASUS Glove Touch technology, Delta-E < 1, NanoEdge display, 105% NTSC, 110% DCI-P3
Display Protection (Screen Protector) Corning Gorilla Glass Victus (scratch resistant glass) Corning Gorilla Glass 6 (scratch resistant glass)
PROCESSOR Samsung Galaxy S21 FE 5G ASUS Zenfone 8 Flip
Processor Type (CPU) - Qualcomm Snapdragon 888 5G
Processor Number - SM8350
Clock Speed 2.84 GHz 2.84 GHz Both phones have the same clock speed.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
Graphics System (GPU) - Qualcomm ADRENO 660
MEMORY Samsung Galaxy S21 FE 5G ASUS Zenfone 8 Flip
RAM 6 GB LPDDR5 SDRAM - 8 GB ASUS Zenfone 8 Flip has more RAM than Samsung Galaxy S21 FE 5G.
Internal Memory Size (Storage Capacity) 128 GB 256 GB ASUS Zenfone 8 Flip has more internal memory than Samsung Galaxy S21 FE 5G.
User Memory 101.1 GB -
Memory Interface - UFS 3.1
Supported Flash Memory Cards (Expandable Memory) - microSDHC, microSD, microSDXC - up to 2 TB
CAMERA Samsung Galaxy S21 FE 5G ASUS Zenfone 8 Flip
MAIN CAMERA
Number of Main Cameras 3 3
Rear Camera Design - Flip
Sensor Resolution 12 Megapixel 64 Megapixel ASUS Zenfone 8 Flip has better camera resolution than Samsung Galaxy S21 FE 5G.
Sensor Size 1/1.76" 1/1.7" Samsung Galaxy S21 FE 5G has better camera sensor size than ASUS Zenfone 8 Flip.
Sensor Name - Sony Exmor RS IMX686 sensor
Lens Type Wide-angle lens Wide-angle lens
Lens Aperture F/1.8 F/1.8 Both phones have the same camera lens aperture.
Field of View (FoV) 79 degree(s) 78.3 degree(s) Samsung Galaxy S21 FE 5G has larger lens field of view than ASUS Zenfone 8 Flip.
Pixel Size 1.8 μm 0.8 μm Samsung Galaxy S21 FE 5G has larger camera pixel size than ASUS Zenfone 8 Flip.
Optical Image Stabiliser (OIS) Optical Image Stabiliser (OIS) Optical Image Stabiliser (OIS) Both phones have optical image stabilization.
Focus Adjustment Automatic -
Minimum Focal Length (Focal Distance) - 26.6 mm
Optical Zoom 3x -
Digital Zoom 30x -
Special Effects Face retouch, Grid Line -
HDR Mode Auto HDR mode -
Camera Modes Night mode, portrait mode Slow motion video, Time-lapse mode, Pro mode, Auto Panorama
Light Source LED flash LED flash
Video Resolutions Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 60 fps, Slo-mo video 1280 x 720 (720p) at 960 fps 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, Slo-mo video 1280 x 720 (720p) at 480 fps, 7680 x 4320 (8K) at 30fps, Slo-mo video 3840 x 2160 (4K) at 120 fps
Camera Features (Functions) Dual recording Phase Detect Auto-Focus (PDAF), 3-axis electronic image stabilisation, Wind Noise Filter, Motion tracking, Quad Bayer technology, HyperSteady, Free Zoom, Mic Focus, 2x1 On-Chip Lens (OCL), Quick Flip Angle camera
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel 12 Megapixel Both phones have the same second camera resolution.
Sensor Size (2nd Camera) - 1/2.55"
Sensor Name (2nd Camera) - Sony Exmor RS IMX363 sensor
Lens Type (2nd Camera) Ultra wide-angle lens Ultra wide-angle lens
Lens Aperture (2nd Camera) F/2.2 F/2.2 Both phones have the same second camera lens aperture.
Field of View (2nd Camera) 123 degree(s) -
Pixel Size (2nd Camera) 1.12 μm 1.4 μm ASUS Zenfone 8 Flip has larger second camera pixel size than Samsung Galaxy S21 FE 5G.
Minimum Focal Length (2nd Camera) - 14.3 mm
Camera Features (2nd Camera) - Dual Pixel Phase Detect Auto-Focus (PDAF), Real-time distortion correction, Dual Pixel image sensor, 4cm macro photography
THIRD CAMERA
Sensor Resolution (3rd Camera) 8 Megapixel 8 Megapixel Both phones have the same third camera resolution.
Sensor Size (3rd Camera) - 1/2.55"
Lens Type (3rd Camera) Telephoto lens Telephoto lens
Lens Aperture (3rd Camera) F/2.4 -
Field of View (3rd Camera) 32 degree(s) -
Pixel Size (3rd Camera) 1 μm 1.4 μm ASUS Zenfone 8 Flip has larger third camera pixel size than Samsung Galaxy S21 FE 5G.
Optical Zoom - 3x
Digital Zoom - 12x
Camera Features (3rd Camera) Space Zoom x30 Dual Pixel image sensor
FRONT CAMERA
Number of Front Cameras 1 0
Sensor Resolution (Front) 32 Megapixel -
Lens Aperture (Front) F/2.2 -
Field of View (Front) 81 degree(s) -
Pixel Size (Front) 0.8 μm -
Focus Adjustment Focus free -
BATTERY AND CHARGING Samsung Galaxy S21 FE 5G ASUS Zenfone 8 Flip
Battery Capacity (Battery Size) 4500 mAh 5000 mAh ASUS Zenfone 8 Flip has larger battery capacity than Samsung Galaxy S21 FE 5G.
Fast Charging Technology Samsung Fast Charging Qualcomm Quick Charge 4.0, Power Delivery 3.0 Both phones have fast charging technology.
Recharge Time (Charging Time) - 1.7 hours
Wireless Charging Yes - Samsung Galaxy S21 FE 5G can be charged wirelessly.
Wireless Charging Standards Wireless PowerShare -
Talk Time 2220 minutes -
Run Time Details Talk (LTE): up to 2220 min
Active online usage (LTE): up to 13 hrs
Active online usage (Wi-Fi): up to 13 hrs
Playback (video): up to 16 hrs
Playback (audio): up to 79 hrs
-
Battery Technology - Lithium polymer
CELLULAR Samsung Galaxy S21 FE 5G ASUS Zenfone 8 Flip
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 5G 5G Both phones have the same mobile network generation.
Operating System Android 12 Android 11
User Interface - ASUS ZenUI 8.0
Intelligent Assistant Bixby -
Payment Technology Samsung Pay -
Navigation GPS, GLONASS, BeiDou, Galileo, QZSS GPS, GLONASS, BeiDou, Galileo, QZSS, NavIC
COMMUNICATIONS Samsung Galaxy S21 FE 5G ASUS Zenfone 8 Flip
Data Transmission FDD-LTE, TDD-LTE, 5G NR FR1 GPRS, EDGE, HSPA+, FDD-LTE, TDD-LTE, DC-HSPA+, 5G NR FR1
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 8 Band 1, Band 2, Band 3, Band 4, Band 5, Band 6, Band 8, Band 19
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 1800, 1700, 850, 800, 900, 800
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 20, Band 26, Band 28, Band 32, Band 38, Band 40, Band 41, Band 66 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 34, Band 38, Band 39, Band 40, Band 41, Band 42
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 DD, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 3500
5G NR Band N1, n3, n5, n7, n8, n20, n28, n38, n41, n66, n78, n40 N1, n2, n3, n5, n7, n8, n20, n28, n38, n77, n78, n12
5G NR Frequency FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, TDD TD 3500, TDD 2300 FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 3700, TDD TD 3500, n12
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac/ax, Wi-Fi 6E
Bluetooth Bluetooth 5.0 Bluetooth 5.2 EDR
Bluetooth Profiles - A2DP
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Modem - Snapdragon X60 5G
MEDIA Samsung Galaxy S21 FE 5G ASUS Zenfone 8 Flip
Supported Digital Audio Standards WAV, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, DSF, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, DFF, MID Apt-X, apt-X HD
Supported Digital Video Standards MKV, FLV, AVI, 3GP, M4V, WebM, 3G2, MP4 -
Sound Enhancements Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, stereo speakers tuned by AKG, Dolby Digital sound Dirac HD Sound, Hi-Res audio certified, OZO Audio, Qualcomm aptX Adaptive
Audio Amplifier - Dual NXP TFA9874
FEATURES Samsung Galaxy S21 FE 5G ASUS Zenfone 8 Flip
Sensors Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, geomagnetic sensor, light sensor Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, G-sensor, hall sensor, gyroscope
Security Devices Fingerprint reader Fingerprint reader (under display), face recognition
Additional Phone Features MIMO technology, Fast Charging, Samsung KNOX, Samsung DeX support, Samsung Smart Switch, Game mode MIMO technology, Power Saving Mode, AudioWizard, Smart Key, One Hand Mode, ASUS Noise Reduction technology, ARCore, dual stereo speakers, triple noise reduction microphones, system mode
OTHERS Samsung Galaxy S21 FE 5G ASUS Zenfone 8 Flip
Included Accessories SIM card removal tool, USB-C cable SIM card removal tool, USB-C to USB-C cable, protective case, power adapter (30 W)
Compliant Standards IP68 -
Max Depth of Water Resistance 1.5 m -
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