Samsung Galaxy S21 FE (SM-G990B/DS 128GB) vs Xiaomi Redmi Note 3 (MTK 16GB)
Side by side comparison between Samsung Galaxy S21 FE vs Xiaomi Redmi Note 3 phones, differences, pros, cons and full specifications. What's the better?
,
6.4"
AMOLED
AMOLED
1080x2400
12.2
MP
MP
32mp
6GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
vs
5.5"
IPS
IPS
1080x1920
13
MP
MP
5mp
2GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy S21 FE (SM-G990B/DS 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!
33 Advantages 
4 Advantages | 19 Common items in both devices |
| Aluminum body, glass front, plastic back / Aluminum body, glass front |
| 16 million |
| PDAF: phase detection autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| +12 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-G990B/DS 128GB) | Redmi Note 3 (MTK 16GB) | |
| Model | Galaxy S21 FE (SM-G990B/DS 128GB) | Redmi Note 3 (MTK 16GB) |
| Other model names | Galaxy S21 FE 5G SM-G990B/Dual-SIM (Exynos) | Redmi Note 3 (MediaTek Octa), Xiaomi Hongmi Note 3 (2015611) |
| Country or region available |  (Global, International) |  China |
| Brand | Samsung | Xiaomi |
| Release date | 1/7/2022, Announced: 1/4/2022 | 11/27/2015 |
| Depth | 7.9 millimeters (0.31 inches) | 8.7 millimeters (0.34 inches) |
| Size (width x height) | 74.5 x 155.7 millimeters (2.93 x 6.13 in) | 76 x 150 millimeters (2.99 x 5.91 in) |
| Weight | 177 grams (6.2 ounces) | 164 grams (5.74 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | Aluminum body, glass front |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | Not supported |
📲 Display | ||
| Galaxy S21 FE (SM-G990B/DS 128GB) | Redmi Note 3 (MTK 16GB) | |
| Display type | Dynamic AMOLED | TFT IPS LCD |
| Screen size | 6.4" inches | 5.5" inches |
| Screen-to-body ratio | ~85.3% (screen-to-body ratio) | ~73.2% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 411 PPI | 401 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass Victus | Not supported |
| Refresh rate | 120Hz | feature not registered |
| Display features | 1300nits[peak] HDR10+ Always-On Display | feature not registered |
🤖 Operating System | ||
| Galaxy S21 FE (SM-G990B/DS 128GB) | Redmi Note 3 (MTK 16GB) | |
| System version | Android 12 | Android 5.0.2 Lollipop |
| Firmware update | Android 15 | feature not registered |
| User Interface | One UI 4.1 / 5.1 / 6.0 / 7.0 | feature not registered |
⚙️ Processor | ||
| Galaxy S21 FE (SM-G990B/DS 128GB) | Redmi Note 3 (MTK 16GB) | |
| Chipset | 64bit: Samsung Exynos 2100 (5nm) | 64bit: MediaTek MT6795 Helio X10 (28nm) |
| 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, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core) |
| GPU graphical controller | ARM Mali-G78 MP14 (854MHz) | PowerVR G6200 MP4 700Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy S21 FE (SM-G990B/DS 128GB) | Redmi Note 3 (MTK 16GB) | |
| RAM memory | 6GB LPDDR5 | 2GB LPDDR3 |
| Internal storage | 128GB (97GB available) UFS 3.1 | 16GB (10GB available) eMMC 5.0 |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Galaxy S21 FE (SM-G990B/DS 128GB) | Redmi Note 3 (MTK 16GB) | |
| 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) micro-SIM (3FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 150/50 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 | Tri-Band 900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | 2015611 version: UMTS 850/900/1900/2100 2015617 version: TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat20 (1, 3, 3, 4, 5, 7, 8, 12, 20, 28) TD-LTE (34, 38, 39, 40, 41) VoLTE | LTE Cat4 2015611 version: TD-LTE (Bands 38, 39, 40, 41) 2015617 version: LTE (Bands 1, 3, 7) TD-LTE (Bands 38, 39, 40, 41) |
| Primary 5G network | SA/NSA/Sub6 (1, 3, 5, 8, 28, 41, 78, 79) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | 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-G990B/DS 128GB) | Redmi Note 3 (MTK 16GB) | |
| 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 | 13 megapixels |
| Main camera resolution | 4032x3024 pixels | 4128x3096 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | f/2.2 (aperture) |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | 1/1.76" inches | feature not registered |
| Pixel size | 1.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | EIS: Digital 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 only main camera |
| 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-G990B/DS 128GB) | Redmi Note 3 (MTK 16GB) | |
| Front camera (secondary) | 32 megapixels | 5 megapixels |
| Front camera resolution | 6528x4896 pixels | 2592x1944 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | feature not registered |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | 1/2.74" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy S21 FE (SM-G990B/DS 128GB) | Redmi Note 3 (MTK 16GB) | |
| 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 (RDS) |
| 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, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy S21 FE (SM-G990B/DS 128GB) | Redmi Note 3 (MTK 16GB) | |
| USB | USB 3.2 Type-C, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C SlimPort® | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.1 + A2DP |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Galaxy S21 FE (SM-G990B/DS 128GB) | Redmi Note 3 (MTK 16GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S21 FE (SM-G990B/DS 128GB) | Redmi Note 3 (MTK 16GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4500 mAh | 4000 mAh |
| Charger, watts | 25W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 | 10W Wired charging |
| Inductive / wireless charging | 15W Qi wireless charging 4.5W Reverse wireless charging | feature not registered |
| Talk time autonomy | feature not registered | 25 hours (1 days) |
| Standby | feature not registered | 264 hours (11 days) |
➕ Other features | ||
| Galaxy S21 FE (SM-G990B/DS 128GB) | Redmi Note 3 (MTK 16GB) | |
| 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: Silver, Gray, Gold • Xiaomi MIUI 7.0 |
☢️ Radiation rate | ||
| Galaxy S21 FE (SM-G990B/DS 128GB) | Redmi Note 3 (MTK 16GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.65W/kg (head), 0.61W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.952W/kg (head), 1.48W/kg (body) | feature not registered |