Samsung Galaxy S21 FE (SM-G9900 128GB) vs Asus ROG Phone (128GB)
Side by side comparison between Samsung Galaxy S21 FE vs Asus ROG Phone phones, differences, pros, cons and full specifications. What's the better?
,
6.4"
AMOLED
AMOLED
1080x2400
12.2
MP
MP
32mp
8GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
vs
6"
AMOLED
AMOLED
1080x2160
12
MP
MP
8mp
8GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy S21 FE (SM-G9900 128GB)
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!
25 Advantages 
5 Advantages | 29 Common items in both devices |
| Aluminum body, glass front, plastic back / Aluminum frame, glass front/back |
| 16 million |
| LED flash |
| PDAF: phase detection autofocus |
| OIS: Optical stabilization / OIS (4-axis): Optical stabilization |
| HDR photo/video on both cameras / HDR photo on both cameras |
| f/1.8 (aperture) |
| +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 differences Clear highlight📱 Model features | ||
| Galaxy S21 FE (SM-G9900 128GB) | Asus ROG Phone (128GB) | |
| Model | Galaxy S21 FE (SM-G9900 128GB) | ROG Phone (128GB) |
| Other model names | Galaxy S21 FE 5G SM-G9900 Dual-SIM (Exynos) | Asus ROG Phone ZS600KL, Z01QD |
| Country or region available |  China |  (Global, International) |
| Brand | Samsung | Asus |
| Release date | 1/7/2022, Announced: 1/4/2022 | 9/1/2018 |
| Depth | 7.9 millimeters (0.31 inches) | 8.65 millimeters (0.34 inches) |
| Size (width x height) | 74.5 x 155.7 millimeters (2.93 x 6.13 in) | 76.16 x 158.83 millimeters (3 x 6.25 in) |
| Weight | 177 grams (6.2 ounces) | 200 grams (7 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | Aluminum frame, glass front/back |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | Water splash resistant (don't immerse) |
📲 Display | ||
| Galaxy S21 FE (SM-G9900 128GB) | Asus ROG Phone (128GB) | |
| Display type | Dynamic AMOLED | AMOLED |
| Screen size | 6.4" inches | 6" inches |
| Screen-to-body ratio | ~85.3% (screen-to-body ratio) | ~76.8% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 1080x2160 pixels (18:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 411 PPI | 402 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass Victus | Gorilla Glass 3 |
| Refresh rate | 120Hz | 90Hz |
| Display features | 1300nits[peak] HDR10+ Always-On Display | 550nits[typ] HDR8 |
🤖 Operating System | ||
| Galaxy S21 FE (SM-G9900 128GB) | Asus ROG Phone (128GB) | |
| System version | Android 12 | Android 8.1 Oreo |
| Firmware update | Android 15 | Android 9.0 Pie |
| User Interface | One UI 4.1 / 5.1 / 6.0 / 7.0 | feature not registered |
⚙️ Processor | ||
| Galaxy S21 FE (SM-G9900 128GB) | Asus ROG Phone (128GB) | |
| Chipset | 64bit: Samsung Exynos 2100 (5nm) | 64bit: Qualcomm Snapdragon 845 MSM8998 (10nm) |
| CPU | Octa-core, 3 processors: 1x 2.9GHz ARM Cortex-X1 (Single-core) 3x 2.8GHz ARM Cortex-A78 (Triple-core) 4x 2.2GHz ARM Cortex-A55 (Quad-core) | Octa-core, 2 processors: 4x 2.96GHz Kryo 385 Gold (Quad-core) 4x 1.7GHz Kryo 385 Silver (Quad-core) |
| GPU graphical controller | ARM Mali-G78 MP14 (854MHz) | Qualcomm Adreno 630 710Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy S21 FE (SM-G9900 128GB) | Asus ROG Phone (128GB) | |
| RAM memory | 8GB LPDDR5 | 8GB LPDDR4X |
| Internal storage | 128GB (97GB available) UFS 3.1 | 128GB (109GB available) UFS 2.1 |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Galaxy S21 FE (SM-G9900 128GB) | Asus ROG Phone (128GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 1024/150 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 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, GSM 850/900/1800/1900 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO UMTS 850/900/1900/2100 | CDMA2000 1xEV-DO (B version) TD-SCDMA 1900/2000 (B version) UMTS 800/850/900/1700/1800/1900/2100 |
| Primary 4G network | LTE Cat20 (1, 3, 3, 4, 5, 7, 8, 12, 20, 28) TD-LTE (34, 38, 39, 40, 41) VoLTE | LTE Cat16 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 28, 29, 32) TD-LTE (34, 38, 39, 40, 41, 46) |
| Primary 5G network | SA/NSA/Sub6 (1, 3, 5, 8, 28, 41, 78, 79) | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | 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 |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat20 (1, 3, 3, 4, 5, 7, 8, 12, 20, 28) TD-LTE (34, 38, 39, 40, 41) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE |
📷 Camera | ||
| Galaxy S21 FE (SM-G9900 128GB) | Asus ROG Phone (128GB) | |
| Back camera (main camera) | (triple camera) 12.2 megapixels 12MP ultrawide f/2.2123°13mm1/3"1.12µm 8MP telephoto f/2.476mm1/4.5"1.0µmPDAFOIS3x-optical-zoom | (dual camera) 12 megapixels 8MP ultrawide 12mmFF |
| Main camera resolution | 4032x3024 pixels | 4000x3000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | 4K UHD (3840x2160) 60 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | 26mm (lens) | 24mm (lens) |
| Sensor size | 1/1.76" inches | 1/2.55" inches |
| Pixel size | 1.8µm pixel | 1.4µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | OIS (4-axis): Optical 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/video on both cameras | HDR photo on both cameras |
| Camera extras | 4K@30/60fps 1080p@30/60fps 1080p@240fps (slow motion) 720p@960fps (slow motion) | feature not registered |
📸 Front camera | ||
| Galaxy S21 FE (SM-G9900 128GB) | Asus ROG Phone (128GB) | |
| Front camera (secondary) | 32 megapixels | 8 megapixels |
| Front camera resolution | 6528x4896 pixels | 3264x2448 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.0 (aperture) |
| Focal length | 26mm (lens) | 24mm (lens) |
| Sensor size | 1/2.74" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy S21 FE (SM-G9900 128GB) | Asus ROG Phone (128GB) | |
| Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Supported |
| Active noise cancellation | 2 microphones | 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 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, OGG, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy S21 FE (SM-G9900 128GB) | Asus ROG Phone (128GB) | |
| USB | USB 3.2 Type-C, USB OTG On-The-Go | USB 3.1 Type-C reversible connector |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C SlimPort® | USB Type-C (reversible) |
| Bluetooth | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ad [wifi5/ad] (2.4GHz, 5GHz, 60GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy S21 FE (SM-G9900 128GB) | Asus ROG Phone (128GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S21 FE (SM-G9900 128GB) | Asus ROG Phone (128GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 4500 mAh | 4000 mAh |
| Charger, watts | 25W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 | 30W (10V/3A) Wired fast charging Quick Charge 4+ |
| Inductive / wireless charging | 15W Qi wireless charging 4.5W Reverse wireless charging | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy S21 FE (SM-G9900 128GB) | Asus ROG Phone (128GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| 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: Graphite, White, Lavender, Olive | • Colors: Black • Front/back Gorilla glass • 2.5D curved glass screen • 3D curved glass back panel • 90Hz display (1ms response time) • 108.6% DCI-P3 color gamut • Supports glove touch • Sony IMX363 back camera sensor • Quick Charge 4+ • Hi-Res audio • 24-bit/192kHz audio • Vapor-chamber cooling system |
☢️ Radiation rate | ||
| Galaxy S21 FE (SM-G9900 128GB) | Asus ROG Phone (128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.674W/kg (head), 1.501W/kg (body) | feature not registered |