Apple iPhone X vs. Samsung Galaxy S21+ 5G

Phone Comparison, Reviews and Tests

In depth comparison and review of Apple iPhone X and Samsung Galaxy S21+ 5G. 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

Apple iPhone X vs. Samsung Galaxy S21+ 5G Comparison Chart
DESIGN AND DIMENSIONS Apple iPhone X Samsung Galaxy S21+ 5G
Product Type Smartphone Smartphone
Manufacturer Model Number A1901 SM-G996B/DS
Form Factor Touch Touch
Height 143.6 mm 161.5 mm Samsung Galaxy S21+ 5G has greater height than Apple iPhone X.
Width 70.9 mm 75.6 mm Samsung Galaxy S21+ 5G has greater width than Apple iPhone X.
Depth 7.7 mm 7.8 mm Apple iPhone X is narrower than Apple iPhone X.
Weight 174 g 200 g Apple iPhone X is lighter than Apple iPhone X.
Body Colour Space grey | Silver Phantom black | Phantom silver | Phantom violet | Phantom gold | Phantom red
Body Material Glass, oleophobic coating, surgical‑grade stainless steel -
Protection Dustproof, splashproof, waterproof Dustproof, splashproof, water-resistant
Waterproof (Water-resistant) Yes Yes Both phones are waterproof.
IP rating IEC 60529 IP67 IP68
Repairability Index 4.8 (out of 10) -
SAR Value 1.17 W/kg (body), 1.08 W/kg (head) 1.335 W/kg (body), 0.541 W/kg (head), 2.23 W/kg (limb)
Connector Type Lightning USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM Nano SIM, Electronic SIM card (e-SIM)
SIM Card Qty Single-SIM Dual-SIM
DISPLAY Apple iPhone X Samsung Galaxy S21+ 5G
Display Type OLED display OLED display
Display Technology Super Retina HD Infinity-O Dynamic AMOLED 2X
Screen Size (Display Size) 5.8" 6.7" Samsung Galaxy S21+ 5G has larger screen size than Apple iPhone X.
Screen Resolution (Display Resolution) 2436 x 1125 pixels 2400 x 1080 pixels Apple iPhone X has better screen resolution than Samsung Galaxy S21+ 5G.
Display Format - Full HD+
Pixel Density 458 ppi 394 ppi Apple iPhone X has better pixel density than Samsung Galaxy S21+ 5G.
Max Brightness 625 cd/m² -
Colour Depth - 16.7 million colours
Contrast Ratio 1000000:1 -
HDR Yes Yes Both phones have HDR.
HDR Technology HDR10 HDR10+
Display Enhancement Technology Dolby Vision Eye Comfort Shield
Display Refresh Rate - 120 Hz
Display Features True Tone display AOD(Always On Display)
Display Protection (Screen Protector) Fingerprint-resistant oleophobic coating Corning Gorilla Glass Victus (scratch resistant glass)
PROCESSOR Apple iPhone X Samsung Galaxy S21+ 5G
Processor Type (CPU) Apple A11 Bionic - with M11 motion Samsung Exynos 2100
Clock Speed - 2.9 GHz
Processor Core Qty - 8-core
64-bit Architecture Yes - Apple iPhone X has 64-bit architecture.
Graphics System (GPU) - Mali-G78 MP14
MEMORY Apple iPhone X Samsung Galaxy S21+ 5G
RAM - LPDDR5 SDRAM - 8 GB
Internal Memory Size (Storage Capacity) 64 GB 128 GB Samsung Galaxy S21+ 5G has more internal memory than Apple iPhone X.
User Memory - 102.2 GB
CAMERA Apple iPhone X Samsung Galaxy S21+ 5G
MAIN CAMERA
Number of Main Cameras 2 3
Sensor Resolution 12 Megapixel 12 Megapixel Both phones have the same camera resolution.
Sensor Type BSI -
Lens Type Wide-angle lens Ultra wide-angle lens
Lens Aperture F/1.8 F/2.2 Apple iPhone X has better lens aperture than Apple iPhone X.
Lens Construction 6-element -
Field of View (FoV) - 120 degree(s)
Pixel Size - 1.4 μm
Optical Image Stabiliser (OIS) Dual OIS (Optical Image Stabilisation) Optical Image Stabiliser (OIS) Both phones have optical image stabilization.
Focus Adjustment Automatic Automatic
Optical Zoom - 3x
Digital Zoom 10x 30x Samsung Galaxy S21+ 5G has better digital zoom than Apple iPhone X.
Self-Timer Delay - Yes
Special Effects - Face retouch, Grid Line
HDR Mode Auto HDR mode Auto HDR mode
Camera Modes Burst mode, Panorama, Time-lapse mode, Timer mode, tap to focus, portrait mode, Portrait Lighting (beta), Live Photos, Live Photos with stabilisation Panorama, Slow motion mode, Pro mode, HYPERLAPSE, Super Slow-mo, Flowers, Greenery, Trees, Sky, Beaches, Watersides, Snow, Backlit, Text, Food, Face, Baby, Person, Dog, Cat, People, Sunset, Sunrise, City, Waterfall, Scenery, Stage, Vehicles, Drinks, Animal, Shoes, Indoor, Clothes, Night view, Night, Motion Photo, Mountain, Single Take, Pro Video, Director's View
Face Recognition (Face ID) Body and face detection - Apple iPhone X has face detection.
Light Source True Tone quad LED flash High CRI LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, 3840 x 2160 (4K) at 24 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1280 x 720 (720p) at 960 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, 7680 x 4320 (UHD 8K) at 24fps, Hyperlapse 4K video support at 30 fps, Super Steady 1080p video support at 60 fps
Camera Features (Functions) Sapphire crystal lens cover, Cinematic video stabilisation, Focus Pixels, Cinematic video stabilisation, Playback zoom, Hybrid IR filter, Exposure control, noise reduction, geotagging, Continuous Auto Focus (CAF) Playback zoom, blink detection, VDIS (Video Digital Image Stabilisation), Tracking AF, Video location tags, Scene Optimiser, Flaw detection, Shot suggestions, blur detection, HDR10+ recording, Super steady, Quick Measure, Zoom-In Mic, Space Zoom, Take 33MP still photos while playing 8K video, Hybrid Optic Zoom 3x, Super Resolution Zoom up to 30x, Digital zoom up to 12x for video
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel 12 Megapixel Both phones have the same second camera resolution.
Sensor Size (2nd Camera) - 1/1.76"
Lens Type (2nd Camera) Telephoto lens Wide-angle lens
Lens Aperture (2nd Camera) F/2.4 F/1.8 Samsung Galaxy S21+ 5G has better second camera lens aperture than Apple iPhone X.
Field of View (2nd Camera) - 79 degree(s)
Pixel Size (2nd Camera) - 1.8 μm
Camera Functions (2nd Camera) Capture depth information -
Camera Features (2nd Camera) - OIS (Optical Image Stabilisation), Super Speed Dual Pixel AF
THIRD CAMERA
Sensor Resolution (3rd Camera) - 64 Megapixel
Sensor Size (3rd Camera) - 1/1.72"
Lens Type (3rd Camera) - Telephoto lens
Lens Aperture (3rd Camera) - F/2.0
Field of View (3rd Camera) - 76 degree(s)
Pixel Size (3rd Camera) - 0.8 μm
Camera Features (3rd Camera) - Phase Detect Auto-Focus (PDAF)
FRONT CAMERA
Number of Front Cameras 2 1
Sensor Resolution (Front) 7 Megapixel 10 Megapixel Samsung Galaxy S21+ 5G has better front camera resolution than Apple iPhone X.
Sensor Type (Front) BSI -
Lens Aperture (Front) F/2.2 F/2.2 Both phones have the same front camera lens aperture.
Field of View (Front) - 80 degree(s)
Pixel Size (Front) - 1.22 μm
Focus Adjustment - Automatic
HDR Mode (Front) Auto HDR mode -
Camera Modes (Front) Burst mode, Timer mode, portrait mode, Portrait Lighting (beta), Live Photos -
Face Recognition (Face ID) Body and face detection, face recognition - Apple iPhone X has face detection.
Light Source (Front) Retina Flash -
Video Resolutions (Front) 1920 x 1080 (1080p) -
Camera Features (Front) FaceTime HD camera, Exposure control, Auto image stabilisation, Animoji Dual Pixel AF
SECOND FRONT CAMERA
Camera Functions (2nd Front) Infrared camera for Face ID -
Camera Features (2nd Front) Flood Illuminator, Dot Projector -
BATTERY AND CHARGING Apple iPhone X Samsung Galaxy S21+ 5G
Battery Capacity (Battery Size) - 4800 mAh
Fast Charging Technology Apple fast charging technology Qualcomm Quick Charge 2.0, Adaptive Fast Charging, Samsung Super Fast Charging, Power Delivery 3.0 Both phones have fast charging technology.
Wireless Charging Yes Yes Both phones can be charged wirelessly.
Wireless Charging Standards Qi WPC, Qi, Fast Wireless Charging 2.0, Wireless PowerShare
Talk Time 1260 minutes 2400 minutes Samsung Galaxy S21+ 5G has longer battery life when making calls than Apple iPhone X.
Run Time Details Talk: up to 1260 min
Active online usage: up to 12 hrs
Playback (wireless video): up to 13 hrs
Playback (wireless audio): up to 60 hrs
Talk (4G): up to 2400 min
Active online usage (LTE): up to 15 hrs
Active online usage (Wi-Fi): up to 17 hrs
Playback (wireless video): up to 22 hrs
Playback (wireless audio): up to 75 hrs
Battery Technology Lithium Ion -
CELLULAR Apple iPhone X Samsung Galaxy S21+ 5G
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G Samsung Galaxy S21+ 5G has more advanced generation mobile network.
Operating System iOS 11 Android 11
Intelligent Assistant Siri Bixby
Payment Technology Apple Pay Samsung Pay
Navigation A-GPS, GLONASS, Galileo, QZSS GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Apple iPhone X Samsung Galaxy S21+ 5G
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, DC-HSDPA, LTE Advanced, VoLTE, FDD-LTE, TDD-LTE, VoWiFi FDD-LTE, TDD-LTE, 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
3G UMTS Frequency - 2100, 1900, 1700, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 29, Band 30, Band 34, Band 38, Band 39, Band 40, Band 41, Band 66 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 66
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 700d, FDD 2300 WCS, TDD 2000, TDD 2600, TDD 1900, 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 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
5G NR Band - N1, n3, n5, n7, n8, n20, n28, n38, n41, n66, n77, n78, n40
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 3700, TDD TD 3500, TDD 2300
Wireless Interface IEEE 802.11ac IEEE 802.11a/b/g/n/ac/ax
Bluetooth Bluetooth 5.0 Bluetooth 5.0
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Apple iPhone X Samsung Galaxy S21+ 5G
Supported Digital Audio Standards Audible, MP3, FLAC, Apple Lossless, AC-3, AAC-LC, LPCM, HE-AAC, Audible AAX, Audible AAX+, protected AAC, EAC3, HE-AAC v2 WAV, WMA, AAC, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, DSF, DSD, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, DFF, MID, DSD64, DSD128
Supported Digital Video Standards M-JPEG, H.264, HEVC, MPEG-4 Part 2, HEIF MKV, FLV, AVI, WMV, ASF, 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
FEATURES Apple iPhone X Samsung Galaxy S21+ 5G
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, ambient light sensor, proximity sensor, 3-axis gyro sensor, digital compass, barometer Accelerometer, ambient light sensor, proximity sensor, barometer, gyro sensor, hall sensor, geomagnetic sensor
Security Devices Face recognition Fingerprint reader (under display), face recognition
Security Technology Face ID -
Additional Phone Features Multitasking, FaceTime, AirPrint wireless printing, iCloud Photo Sharing, AirDrop function, MIMO technology, Wi-Fi Calling, iBeacon microlocation, CarPlay function, QuickType keyboard, Handoff, HomeKit, Apple TV support (2nd or later), Fast Charging, AirPlay 2 wireless streaming, M11 motion coprocessor, Neural Engine Air View, MIMO technology, Smart Select, Samsung KNOX, Smart View, Live message, Screen off memo, Bixby Vision, Dual Audio, Bixby Routines, Intelligent Performance Enhancer, AR Doodle, PENUP, Bixby key, Samsung Knox Vault, Private Share function, Enhanced Game Booster
OTHERS Apple iPhone X Samsung Galaxy S21+ 5G
Included Accessories Power adapter, Apple EarPods with Lightning Connector, Lightning to USB cable SIM card removal tool, USB-C to USB-C cable
Compliant Standards IEC 60529 IP67, HAC (Hearing Aid Compatible) IP68, HAC (Hearing Aid Compatible)
Max Depth of Water Resistance - 1.5 m
Max Operating Temperature 35 °C -
Min Operating Temperature 0 °C -
Humidity Range Operating 5 - 95% (non-condensing) -
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