In depth comparison and review of Samsung Galaxy S21 5G and ASUS ROG Phone 5s Pro. 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.
| DESIGN AND DIMENSIONS | Samsung Galaxy S21 5G | ASUS ROG Phone 5s Pro |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-G991U1 | ZS676KS | |
| Form Factor | Touch | Touch | |
| Height | 151.7 mm | 172.83 mm | ASUS ROG Phone 5s Pro has greater height than Samsung Galaxy S21 5G. |
| Width | 71.2 mm | 77.25 mm | ASUS ROG Phone 5s Pro has greater width than Samsung Galaxy S21 5G. |
| Depth | 7.9 mm | 9.9 mm | Samsung Galaxy S21 5G is narrower than Samsung Galaxy S21 5G. |
| Weight | 171 g | 238 g | Samsung Galaxy S21 5G is lighter than Samsung Galaxy S21 5G. |
| Body Colour | Phantom grey | Phantom white | Phantom black | |
| Body Material | - | Glass | |
| Protection | Dustproof, splashproof, water-resistant | - | |
| Waterproof (Water-resistant) | Yes | - | Samsung Galaxy S21 5G is waterproof. |
| IP rating | IP68 | - | |
| SAR Value | 1.58 W/kg (simultaneous), 1.11 W/kg (wireless router), 1.08 W/kg (body), 0.74 W/kg (head) | 1.561 W/kg (body), 1.331 W/kg (head), 3.583 W/kg (limb) | |
| Connector Type | USB Type-C - 24 pin USB-C | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM, Electronic SIM card (e-SIM) | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy S21 5G | ASUS ROG Phone 5s Pro |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | Infinity-O Dynamic AMOLED 2X | AMOLED | |
| Screen Size (Display Size) | 6.2" | 6.78" | ASUS ROG Phone 5s Pro has larger screen size than Samsung Galaxy S21 5G. |
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 2448 x 1080 pixels | ASUS ROG Phone 5s Pro has better screen resolution than Samsung Galaxy S21 5G. |
| Display Format | Full HD+ | Full HD+ | |
| Pixel Density | 421 ppi | - | |
| Aspect Ratio | - | 20.4:9 | |
| Colour Depth | 16.7 million colours | - | |
| HDR | Yes | Yes | Both phones have HDR. |
| HDR Technology | HDR10+ | HDR10+ | |
| Display Enhancement Technology | Eye Comfort Shield | Eye Care | |
| Display Refresh Rate | 120 Hz | 144 Hz | ASUS ROG Phone 5s Pro has better refresh rate than Samsung Galaxy S21 5G. |
| Touch Sampling Rate | - | 360 Hz | |
| Display Features | AOD(Always On Display), Video Wallpaper | Always-on display, DC Dimming, Delta-E < 1 | |
| Display Protection (Screen Protector) | Corning Gorilla Glass Victus (scratch resistant glass) | Corning Gorilla Glass Victus (scratch resistant glass) |
| PROCESSOR | Samsung Galaxy S21 5G | ASUS ROG Phone 5s Pro |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 888 | Qualcomm Snapdragon 888+ | |
|---|---|---|---|
| Processor Number | - | SM8350 | |
| Clock Speed | 2.84 GHz | 3 GHz | ASUS ROG Phone 5s Pro has higher clock speed than Samsung Galaxy S21 5G. |
| 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 5G | ASUS ROG Phone 5s Pro |
|---|
| RAM | LPDDR5 SDRAM - 8 GB | LPDDR5 SDRAM - 18 GB | ASUS ROG Phone 5s Pro has more RAM than Samsung Galaxy S21 5G. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 512 GB | ASUS ROG Phone 5s Pro has more internal memory than Samsung Galaxy S21 5G. |
| User Memory | 101.2 GB | - | |
| Memory Interface | - | UFS 3.1 |
| CAMERA | Samsung Galaxy S21 5G | ASUS ROG Phone 5s Pro |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 3 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 64 Megapixel | ASUS ROG Phone 5s Pro has better camera resolution than Samsung Galaxy S21 5G. |
| Sensor Size | 1/1.76" | 1/1.73" | Samsung Galaxy S21 5G has better camera sensor size than ASUS ROG Phone 5s Pro. |
| 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) | - | |
| Pixel Size | 1.8 μm | 0.8 μm | Samsung Galaxy S21 5G has larger camera pixel size than ASUS ROG Phone 5s Pro. |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Samsung Galaxy S21 5G has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Laser Auto Focus | Yes | - | |
| Optical Zoom | 3x | - | |
| Digital Zoom | 30x | - | |
| Self-Timer Delay | Yes | - | |
| Special Effects | Face retouch, Grid Line | - | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | 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, Portrait, Night, Motion Photo, Mountain, Single Take, Pro Video, Portrait video, Director's View | 4K Timelapse, Pro Video mode | |
| Light Source | High CRI LED flash | LED flash | |
| Video Resolutions | 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 (8K) at 24 fps, Hyperlapse 4K video support at 30 fps, Super Steady 1080p video support at 60 fps | 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, 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) | Playback zoom, Motion photo, blink detection, QR-code scanner, VDIS (Video Digital Image Stabilisation), Tracking AF, Video location tags, Scene Optimiser, Lens smudge, Flaw detection, Shot suggestions, blur detection, HDR10+ recording, Super steady, Super Speed Dual Pixel AF, Quick Measure, Zoom-In Mic, HEIF image capture, 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, AR Doodle, HEVC (High Efficiency Video coding) support, Microphone Control (Pro Video only) | 3-axis electronic image stabilisation, Wind Noise Filter, Free Zoom |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | 13 Megapixel | ASUS ROG Phone 5s Pro has better second camera resolution than Samsung Galaxy S21 5G. |
|---|---|---|---|
| Lens Type (2nd Camera) | Ultra wide-angle lens | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.2 | - | |
| Field of View (2nd Camera) | 120 degree(s) | - | |
| Pixel Size (2nd Camera) | 1.4 μm | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 64 Megapixel | 5 Megapixel | Samsung Galaxy S21 5G has higher resolution third camera than ASUS ROG Phone 5s Pro. |
|---|---|---|---|
| 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 | - | |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Samsung Galaxy S21 5G has optical stabilisation of the third camera. |
| Camera Functions (3rd Camera) | - | Macro camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 10 Megapixel | 24 Megapixel | ASUS ROG Phone 5s Pro has better front camera resolution than Samsung Galaxy S21 5G. |
| Lens Aperture (Front) | F/2.2 | - | |
| Field of View (Front) | 80 degree(s) | - | |
| Pixel Size (Front) | 1.22 μm | - | |
| Focus Adjustment | Automatic | - | |
| Focal Length Equivalent to 35mm Camera | - | 27mm | |
| Camera Features (Front) | Dual Pixel AF | - |
| BATTERY AND CHARGING | Samsung Galaxy S21 5G | ASUS ROG Phone 5s Pro |
|---|
| Battery Capacity (Battery Size) | 4000 mAh | 6000 mAh | ASUS ROG Phone 5s Pro has larger battery capacity than Samsung Galaxy S21 5G. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 2.0, Adaptive Fast Charging, Power Delivery 3.0 | Power Delivery 3.0, Qualcomm Quick Charge 5.0 | Both phones have fast charging technology. |
| Wireless Charging | Yes | - | Samsung Galaxy S21 5G can be charged wirelessly. |
| Wireless Charging Standards | WPC, Qi, Fast Wireless Charging 2.0, Wireless PowerShare | - | |
| Talk Time | 1800 minutes | - | |
| Run Time Details | Talk (LTE): up to 1800 min Active online usage (LTE): up to 14 hrs Active online usage (Wi-Fi): up to 15 hrs Playback (wireless video): up to 19 hrs Playback (wireless audio): up to 72 hrs |
- | |
| Battery Technology | - | Lithium polymer |
| CELLULAR | Samsung Galaxy S21 5G | ASUS ROG Phone 5s Pro |
|---|
| Technology | CDMA2000 1X / GSM / WCDMA (UMTS) | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 5G | 5G | Both phones have the same mobile network generation. |
| Operating System | Android 11 | Android 11 | |
| User Interface | - | ROG UI | |
| Intelligent Assistant | Bixby | - | |
| Payment Technology | Samsung Pay | - | |
| Navigation | GPS, GLONASS, Galileo | GPS, GLONASS, BeiDou, Galileo, QZSS, NavIC |
| COMMUNICATIONS | Samsung Galaxy S21 5G | ASUS ROG Phone 5s Pro |
|---|
| Data Transmission | FDD-LTE, TDD-LTE, 5G NR FR1, 5G NR FR2 | GPRS, EDGE, HSPA+, FDD-LTE, TDD-LTE, DC-HSPA+, 5G NR FR1 | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X | 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 13, Band 14, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 30, Band 38, Band 39, Band 40, Band 41, Band 46, Band 48, Band 66, Band 71 | 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 32, Band 34, Band 38, Band 39, Band 40, Band 41, Band 42, Band 48, Band 66, Band 71 | |
| 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 700 PS, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 2300 WCS, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 5150, TDD 3600, FDD 1700 - 2110 AWS-3, FDD 600 | 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, FDD 1500 L, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 3500, TDD 3600, FDD 1700 - 2110 AWS-3, FDD 600 | |
| 5G NR Band | N41, n71, n260, n261 | N1, n2, n3, n5, n7, n8, n20, n28, n38, n41, n66, n71, n77, n78, n79, n40, n25, n12 | |
| 5G NR Frequency | TDD TD 2500, FDD 600, TDD 39GHz, TDD 28GHz | FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, FDD 600, TDD TD 3700, TDD TD 3500, TDD TD 4500, TDD 2300, FDD 1900, n12 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac/ax | IEEE 802.11a/b/g/n/ac/ax | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.2 EDR | |
| Bluetooth Profiles | - | HFP, OPP, PAN, A2DP, AVRCP, HID | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| MEDIA | Samsung Galaxy S21 5G | ASUS ROG Phone 5s Pro |
|---|
| Supported Digital Audio Standards | WAV, AAC, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, DSF, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, DFF, MID, DSD64, DSD128 | 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, ASUS Audio Wizard, Hi-Res audio, Qualcomm aptX Adaptive, GameFX | |
| Audio Processor | - | ESS DAC 9280AC |
| FEATURES | Samsung Galaxy S21 5G | ASUS ROG Phone 5s Pro |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, barometer, gyro sensor, hall sensor, geomagnetic sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, ultrasonic sensor, gyroscope | |
| Security Devices | Fingerprint reader (under display), face recognition | Fingerprint reader (under display) | |
| Additional Phone Features | MIMO technology, Screen Write, notification flashlight, Smart Select, Fast Charging, Samsung KNOX, Smart View, Live message, Screen off memo, Samsung DeX support, Bixby Vision, TalkBack, Dual Audio, Bixby Routines, Intelligent Performance Enhancer, Bixby key, Bluetooth Scalable Codec, Samsung Knox Vault, Private Share function, Enhanced Game Booster, Air Command | MIMO technology, 4-Mics, ASUS Noise Reduction technology, ARCore, Aura RGB lighting, GameFX audio system, AirTrigger 5 |
| OTHERS | Samsung Galaxy S21 5G | ASUS ROG Phone 5s Pro |
|---|
| Included Accessories | SIM card removal tool, USB-C to USB-C cable | SIM card removal tool, USB-C to USB-C cable, Aero Case, AeroActive Cooler 5, USB power adapter (65 W), 3 months of Stadia Pro | |
|---|---|---|---|
| Compliant Standards | VDE, IP68, HAC (Hearing Aid Compatible), SGS Eye Care Display Certification | - | |
| Max Depth of Water Resistance | 1.5 m | - |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
