Xiaomi Redmi 14C 5G (128GB/6GB) vs Samsung Galaxy S21 Ultra (SM-G998N 256GB)
Side by side comparison between Xiaomi Redmi 14C 5G vs Samsung Galaxy S21 Ultra phones, differences, pros, cons and full specifications. What's the better?
,
6.88"
IPS
IPS
720x1640
50
MP
MP
8mp
6GB
RAM
RAM
Octa-core
5160
mAh
mAh
(Non removable)
vs
6.8"
AMOLED
AMOLED
1440x3200
108
MP
MP
40mp
12GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy S21 Ultra (SM-G998N 256GB)
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!
8 Advantages 
30 Advantages | 23 Common items in both devices |
| 120Hz |
| 16 million |
| LED flash |
| PDAF: phase detection autofocus / PDAF: phase detection autofocus on both cameras |
| BSI sensor |
| HDR photo on both cameras / HDR photo/video on both cameras |
| f/1.8 (aperture) |
| +16 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 | ||
| Redmi 14C 5G (128GB/6GB) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| Model | Redmi 14C 5G (128GB/6GB) | Galaxy S21 Ultra (SM-G998N 256GB) |
| Other model names | Redmi 14C 5G 2411DRN47I | 갤럭시 S21 Ultra 5G (SM-G998N Single-SIM) |
| Country or region available |   (Global, International), India |  South Korea |
| Brand | Xiaomi | Samsung |
| Release date | 1/10/2025, Announced: 1/6/2025 | 1/29/2021, Announced: 1/14/2021 |
| Depth | 8.2 millimeters (0.32 inches) | 8.9 millimeters (0.35 inches) |
| Size (width x height) | 77.8 x 171.88 millimeters (3.06 x 6.77 in) | 75.6 x 165.1 millimeters (2.98 x 6.5 in) |
| Weight | 212 grams (7.42 ounces) | 227 grams (7.95 ounces) |
| Build, materials | Plastic body, glass front | Aluminum frame, glass front/back |
| Protection against water and others | Water repellent nano-coating (don't immerse) | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
📲 Display | ||
| Redmi 14C 5G (128GB/6GB) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| Display type | TFT IPS LCD | Dynamic AMOLED |
| Screen size | 6.88" inches | 6.8" inches |
| Screen-to-body ratio | ~84.1% (screen-to-body ratio) | ~89.4% (screen-to-body ratio) |
| Display resolution | 720x1640 pixels | 1440x3200 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 260 PPI | 516 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass Victus |
| Refresh rate | 120Hz | 120Hz |
| Display features | 450nits[typ], 600nits[peak] Always-On Display Touch Sampling Rate: 240Hz | 1500nits[peak] HDR10+ Always-On Display |
🤖 Operating System | ||
| Redmi 14C 5G (128GB/6GB) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| System version | Android 14 | Android 11 |
| Firmware update | Android 15 | Android 15 |
| User Interface | HyperOS | One UI 3.1 / 4.1 / 5.1 / 6.0 / 7.0 |
⚙️ Processor | ||
| Redmi 14C 5G (128GB/6GB) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 4 Gen 2 (SM4450) (4nm) | 64bit: Samsung Exynos 2100 (5nm) |
| CPU | Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A78 (Dual-core) 6x 1.95GHz ARM Cortex-A55 (Hexa-core) | 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) |
| GPU graphical controller | Qualcomm Adreno 613 (955MHz) | ARM Mali-G78 MP14 (854MHz) |
| Performance (benchmark) | AnTuTu: 246255 (v10) | AnTuTu: 657150 (v8), 727634 (v9) Geekbench: 3457 (v5.2) GFXBench: 51fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Redmi 14C 5G (128GB/6GB) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| RAM memory | 6GB LPDDR4X | 12GB LPDDR5 |
| Internal storage | 128GB (101GB available) UFS 2.2 | 256GB (220GB available) UFS 3.1 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Redmi 14C 5G (128GB/6GB) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 5000/1920 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G, 4G, 5G |
| 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 | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat7 (1, 3, 5, 8, 28) TD-LTE (40, 41) VoLTE | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) TD-LTE (38, 39, 40, 41) VoLTE |
| Primary 5G network | SA/NSA (1, 3, 5, 8, 28, 40, 78) | SA/NSA/Sub6 (77, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 850/900/2100 | Not supported |
| Secondary 4G network | LTE Cat7 (1, 3, 5, 8, 28) TD-LTE (40, 41) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | Not supported |
📷 Camera | ||
| Redmi 14C 5G (128GB/6GB) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| Back camera (main camera) | (dual camera) 50 megapixels 0.08MP depth f/3.0 | (quad camera) 108 megapixels 10MP periscope telephoto f/4.9240mm1/3.24"1.22µmPDAFOIS10x-optical-zoom 10MP telephoto f/2.470mm1/3.24"1.22µmPDAFOIS3x-optical-zoom 12MP ultrawide f/2.213mm1/2.55"1.4µmPDAFSuper-Steady-video |
| Main camera resolution | 8160x6120 pixels | 12000x9000 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 8K UHD (7680x4320) 24 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | 27mm (lens) | 26mm (lens) |
| Sensor size | feature not registered | 1/1.33" inches |
| Pixel size | feature not registered | 1.8µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus on both cameras |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Supported |
| HDR | HDR photo on both cameras | HDR photo/video on both cameras |
| Camera extras | 1080p@30fps | 4K@60fps 1080p@240fps 720p@960fps |
📸 Front camera | ||
| Redmi 14C 5G (128GB/6GB) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| Front camera (secondary) | 8 megapixels | 40 megapixels |
| Front camera resolution | 3264x2448 pixels | 7296x5472 pixels |
| Video recording (secondary) | Full HD (1920x1080) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | 1/3.06" inches | 1/2.8" inches |
| Pixel size | feature not registered | 0.7µm pixel |
🔉 Sound and multimedia | ||
| Redmi 14C 5G (128GB/6GB) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| Loudspeaker | Mono sound (not stereo) | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG |
| Active noise cancellation | 1 microphone | 3 microphones |
| Radio | FM | 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, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Redmi 14C 5G (128GB/6GB) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 3.2 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | USB Type-C (reversible) | USB Type-C (reversible) |
| Bluetooth | 5.2 + A2DP/LE | 5.2 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Redmi 14C 5G (128GB/6GB) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| Sensors | Accelerometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Virtual proximity sensor | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gesture Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband) |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Redmi 14C 5G (128GB/6GB) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 5160 mAh | 5000 mAh |
| Charger, watts | 18W Wired fast charging USB Power Delivery 1.0 | 25W Wired fast charging USB Power Delivery 3.0 |
| Inductive / wireless charging | Not supported | 15W Qi wireless charging (Qi/PMA) 4.5W Reverse wireless charging |
| Talk time autonomy | 42 hours (1.8 days) | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Redmi 14C 5G (128GB/6GB) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| 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: Stargaze Black, Starlight Blue, Stardust Purple | • Colors: Phantom Black, Silver, Titanium, Navy, Brown • Samsung Pay (Visa, MasterCard) • Samsung DeX • Stylus pen support |
☢️ Radiation rate | ||
| Redmi 14C 5G (128GB/6GB) | Galaxy S21 Ultra (SM-G998N 256GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.489W/kg (head), 1.1W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |