Phone Comparison - Samsung Galaxy S21 Ultra 5G vs Xiaomi Redmi Note 14 Pro vs Xiaomi 15 Ultra

Price Comparison (India) - -

general General Info

Manufacturer Samsung Xiaomi Xiaomi
Announced 2021, January 14 September 2024 February 2025
Status Coming soon. Exp. release 2021, January 29 Available - September 2024 Available - February 2025
Price Rs. 105,999 ($0.00) [Similarly Priced] Rs. 24,999 ($0.00) [Similarly Priced] Rs. 109,999 ($0.00) [Similarly Priced]
Colors Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown Black, White, Purple, Green Black, White, Silver Chrome, Green
Form Factor Candybar Candybar Candybar
Dimension 165.1 x 75.6 x 8.9 mm
(6.5 x 2.98 x 0.35 in)
162.3 x 74.4 x 8.2 mm or 8.5 mm
(6.39 x 2.93 x 0.32 in or 0.33 in)
161.3 x 75.3 x 9.4 mm
(6.35 x 2.96 x 0.37 in)
Weight 227 g (8.01 oz) 190 g (6.7 oz) 226 g or 229 g (7.97 oz or 8.08 oz)
SIM Type Single SIM (Nano-SIM and/or eSIM), Hybrid Dual SIM (Nano-SIM, dual stand-by) Nano-SIM, eSIM, Dual SIM (Nano-SIM, dual stand-by) -
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only)
CDMA2000 1xEV-DO
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA 800
GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 800 / 850 / 900 / 2100 - China
CDMA2000 1x
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE 1, 3, 5, 8, 19, 34, 38, 39, 40, 41 - China 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 42, 48, 66, 71 - International
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42, 48, 66 - China
5G Network SA/NSA/Sub6/mmWave 1, 3, 5, 8, 28, 38, 41, 77, 78 SA/NSA - China 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 48, 66, 71, 75, 77, 78, 79 SA/NSA - International
1, 2, 3, 5, 7, 8, 12, 20, 26, 28, 38, 40, 41, 48, 66, 77, 78, 79, 80, 81, 83, 84, 89 SA/NSA - China
Messaging
Build Features - Fingerprint Sensor (under display, ultrasonic)
Samsung Pay (Visa, MasterCard certified)
IP68 dust/water resistant (up to 1.5m for 30 mins)
Stylus support
Samsung DeX, Samsung Wireless DeX (desktop experience support) ANT+
- Fingerprint Sensor (under display, optical)
IP68/IP69K dust/water resistant (up to 2m for 24 hours)
- Fingerprint Sensor (under display, ultrasonic)
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Aerospace-grade glass fiber

hardware Hardware and OS

OS Android 11 Android 14, up to 3 major Android upgrades Android 15, up to 4 major Android upgrades
User Interface One UI 3.0 HyperOS HyperOS 2
Processor Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International / Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 - USA/China/Korea, Exynos 2100 - Global / Qualcomm Snapdragon 875 - USA Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55), Mediatek Dimensity 7300 Ultra (4 nm) Octa-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M), Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm)
GPU Mali-G78 MP14 - International / Adreno 660 - USA/China/Korea Mali-G615 MC2 Adreno 830
RAM 16 GB 12 GB 16 GB
Internal Memory 512 GB 512 GB 1 TB
External Memory microSDXC (uses shared SIM slot) No No

display Display

Type QHD+ Dynamic AMOLED 2X Display
120Hz Refresh Rate
HDR10+
1500 nits (peak)
Corning Gorilla Glass Victus
Always-on display
FHD+ AMOLED Screen
120Hz Refresh Rate, HDR10+
Dolby Vision, 3000 Nits (peak)
Corning Gorilla Glass Victus 2
QHD+ LTPO AMOLED Screen
120Hz, Dolby Vision, HDR10+, HDR Vivid, 3200 Nits (peak)
Xiaomi Shield Glass 2.0 Protections
Colors 16M Colour 68B colors 68B colors
Size 6.8 inches 6.67 inches 6.73 inches
Resolution 1440 x 3200 pixels (516 ppi) 1220 x 2712 pixels (446 ppi) 1440 x 3200 pixels (521 ppi)
Screen-to-Body Ratio 89.46% 88.87% 90.17%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack no yes no
Radio FM radio (Snapdragon model only; market/operator dependent) Unspecified No
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes

camera Camera

Rear Camera 108 MP + 10 MP + 10 MP + 12 MP + 0.3 MP 50 MP + 8 MP + 2 MP 50 MP + 50 MP + 200 MP + 50 MP
Flash LED flash LED Flash No
Features 108 MP (2nd gen), f/1.8, 26mm (wide), 1/1.33", 0.8µm, PDAF, Laser AF, OIS
10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 10x optical zoom
10 MP, f/2.4, 70mm (telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 3x optical zoom
12 MP, f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video
auto-HDR, panorama
50 MP, f/1.5, (wide), 1/1.96", 0.8µm, PDAF, OIS
8 MP, f/2.2, 120˚ (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, (macro)
HDR, Panorama
50 MP, f/1.6, 23mm (wide), 1.0"-type, 1.6µm, dual pixel PDAF, OIS
50 MP, f/1.8, 70mm (telephoto), 1/2.51", 0.7µm, dual pixel PDAF (10cm - ∞), OIS, 3x optical zoom
200 MP, f/2.6, 100mm (periscope telephoto), 1/1.4", 0.56µm, multi-directional PDAF, OIS, 4.3x optical zoom
50 MP, f/2.2, 14mm, 115˚ (ultrawide), 1/2.76", 0.64µm, dual pixel PDAF
TOF 3D, (depth)
Laser AF, color spectrum sensor, Leica lenses, Dual-LED flash, HDR, panorama, 67mm filter ring holder (optional)
Video 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS 4K@24/30fps, 1080p@30/60/120fps, gyro-EIS, OIS 8K@30fps, 4K@30/60/120fps, 1080p@30/60/120/240/480/960/1920fps, gyro-EIS, Dolby Vision HDR 10-bit rec. (4K@60fps, 1080p)
Front Camera 40 MP, f/2.2, 26mm (wide), 0.7µm, PDAF
Dual video call, Auto-HDR
4K@30/60fps, 1080p@30fps [Similar]
20 MP, f/2.2, (wide), 1/4.0"
HDR, panorama
Video - 1080p@30/60fps [Similar]
32 MP, f/2.0, 21mm (wide), 1/3.14", 0.7µm
HDR, panorama
4K@30/60fps, 1080p@30/60fps, gyro-EIS [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G HSPA, LTE, 5G HSPA, LTE, 5G
Bluetooth 5.2, A2DP, LE 5.4, A2DP, LE, LHDC 6.0, A2DP, LE, aptX HD, aptX Adaptive, LHDC 5
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac/6e/7, dual-band or tri-band, Wi-Fi Direct
USB USB Type-C 3.2, USB On-The-Go USB Type-C 2.0, OTG USB Type-C 3.2 Gen 2, DisplayPort, OTG
GPS Yes, with A-GPS, GLONASS, BDS, GALILEO GPS, GLONASS, BDS, GALILEO, QZSS GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5), GLONASS
Browser Yes Yes Yes

memory User Memory

Internal 512 GB, 16 GB RAM or 256 GB, 12 GB RAM or 128 GB, 12 GB RAM UFS 3.1 512 GB, 12 GB RAM or 256 GB, 12 GB RAM or 256 GB, 8 GB RAM or 128 GB, 8 GB RAM UFS 2.2 1 TB, 16 GB RAM or 512 GB, 16 GB RAM or 256 GB, 12 GB RAM UFS 4.1
Expandable Storage microSDXC (uses shared SIM slot) No No
USB OTG Supported Supported Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor present gyroscope sensor present gyroscope sensor present
Barometer Sensor barometer sensor present barometer sensor not present barometer sensor present
NFC NFC supported NFC not supported NFC supported

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 25W
USB Power Delivery 3.0
Fast Qi/PMA wireless charging 15W
Reverse wireless charging 4.5W
Non-removable Li-Po Battery
Fast Battery Charging 45W wired, PD3.0
Non-removable Si/C Battery
Fast Battery Charging 90W wired, PD3.0, QC3+
80W wireless
10W reverse wireless
Capacity 5000 mAh 5500 mAh 6000 mAh
Stand by - - -
Talk Time - - -