Samsung Galaxy A51 (SM-A515F/DSM 128GB) vs Xiaomi Mi 11i (256GB)
Side by side comparison between Samsung Galaxy A51 vs Xiaomi Mi 11i phones, differences, pros, cons and full specifications. What's the better?
,
6.5"
AMOLED
AMOLED
1080x2400
48
MP
MP
32mp
6GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
vs
6.67"
AMOLED
AMOLED
1080x2400
108
MP
MP
20mp
8GB
RAM
RAM
Octa-core
4520
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Mi 11i (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!
23 Common items in both devices |
Plastic body, glass front |
Super AMOLED |
1080x2400 pixels |
LED flash |
Only digital zoom |
PDAF: phase detection autofocus |
EIS: Digital stabilization |
+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 | ||
Galaxy A51 (SM-A515F/DSM 128GB) | Xiaomi Mi 11i (256GB) | |
Model | Galaxy A51 (SM-A515F/DSM 128GB) | Xiaomi Mi 11i (256GB) |
Other model names | Samsung Galaxy A51 SM-A515F/DSM | Xiaomi Mi 11i (256GB + 8GB RAM) |
Country or region available | Kazakhstan, Russia | (Global, International) |
Brand | Samsung | Xiaomi |
Release date | 12/16/2019, Announced: 12/12/2019 | 4/1/2021, Announced: 3/29/2021 |
Depth | 7.9 millimeters (0.31 inches) | 7.8 millimeters (0.31 inches) |
Size (width x height) | 73.6 x 158.5 millimeters (2.9 x 6.24 in) | 76.4 x 163.7 millimeters (3.01 x 6.44 in) |
Weight | 172 grams (6.02 ounces) | 196 grams (6.86 ounces) |
Build, materials | Plastic body, glass front | Plastic body, glass front |
Protection against water and others | Not supported | Not supported |
📲 Display | ||
Galaxy A51 (SM-A515F/DSM 128GB) | Xiaomi Mi 11i (256GB) | |
Display type | Super AMOLED | Super AMOLED |
Screen size | 6.5" inches | 6.67" inches |
Screen-to-body ratio | ~87.4% (screen-to-body ratio) | ~85.9% (screen-to-body ratio) |
Display resolution | 1080x2400 pixels (20:9) | 1080x2400 pixels (20:9) |
Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
Pixel density (dot pitch) | 405 PPI | 395 PPI |
Colors | 16 million | 1 billion |
Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass 5 |
Refresh rate | 60Hz | 120Hz |
Display features | Always-On Display | 900nits[typ], 1300nits[peak] HDR10+ |
🤖 Operating System | ||
Galaxy A51 (SM-A515F/DSM 128GB) | Xiaomi Mi 11i (256GB) | |
System version | Android 10 | Android 11 |
Firmware update | Android 13 | feature not registered |
User Interface | One UI 2.5 / 3.1 / 4.1 / 5.0 | feature not registered |
⚙️ Processor | ||
Galaxy A51 (SM-A515F/DSM 128GB) | Xiaomi Mi 11i (256GB) | |
Chipset | 64bit: Samsung Exynos 9611 (10nm) | 64bit: Qualcomm Snapdragon 888 (SM8350) (5nm) |
CPU | Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A73 (Quad-core) 4x 1.7GHz ARM Cortex-A53 (Quad-core) | Octa-core, 3 processors: 1x 2.84GHz Kryo 680 (Single-core) 3x 2.42GHz Kryo 680 (Triple-core) 4x 1.8GHz Kryo 680 (Quad-core) |
GPU graphical controller | ARM Mali-G72 MP3 (850MHz) | Qualcomm Adreno 660 (840MHz) |
Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
Galaxy A51 (SM-A515F/DSM 128GB) | Xiaomi Mi 11i (256GB) | |
RAM memory | 6GB LPDDR4X | 8GB LPDDR5 |
Internal storage | 128GB (107GB available) eMMC 5.1 | 256GB (230GB available) UFS 3.1 |
External storage | Until 1TB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
Galaxy A51 (SM-A515F/DSM 128GB) | Xiaomi Mi 11i (256GB) | |
Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | 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 | 600/150 Mbps | 3500/1024 Mbps |
Network technology | 2G, 3G, 4G | 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 850/900/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
Primary 4G network | LTE Cat12/13 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66) TD-LTE (38, 40, 41) VoLTE |
Primary 5G network | Not supported | SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 41, 77, 78) |
Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
Secondary 3G network | Not supported | Not supported |
Secondary 4G network | Not supported | Not supported |
Secondary data network | GPRS, EDGE | GPRS, EDGE |
📷 Camera | ||
Galaxy A51 (SM-A515F/DSM 128GB) | Xiaomi Mi 11i (256GB) | |
Back camera (main camera) | (quad camera) 48 megapixels 12MP ultrawide f/2.213mm1.12µm 5MP telephoto f/2.440mm 5MP depth f/2.21/5.0"1.12µm | (triple camera) 108 megapixels 8MP ultrawide f/2.2119° 5MP macro f/2.450mm1/5.0"1.12µm |
Main camera resolution | 8000x6000 pixels | 12000x9000 pixels |
Video recording (primary) | 4K UHD (3840x2160) 30 fps | 8K UHD (7680x4320) 24 fps |
Flash | LED flash | LED flash |
Focal aperture | f/2.0 (aperture) | f/1.8 (aperture) |
Focal length | 26mm lens | 26mm lens |
Sensor size | 1/2" inches | 1/1.52" inches |
Pixel size | 0.8µm pixel | 0.7µm pixel |
Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
Touch focus | Supported | Supported |
Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
Zoom | Only digital zoom | Only digital zoom |
Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
BSI sensor | Not supported | Supported |
HDR | HDR photo on both cameras | HDR photo/video on both cameras |
Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
Galaxy A51 (SM-A515F/DSM 128GB) | Xiaomi Mi 11i (256GB) | |
Front camera (secondary) | 32 megapixels | 20 megapixels |
Front camera resolution | 6528x4896 pixels | 5184x3840 pixels |
Video recording (secondary) | 4K UHD (3840x2160) | 4K UHD (3840x2160) |
Front flash | Not supported | Not supported |
Focal aperture | f/2.2 (aperture) | f/2.5 (aperture) |
Focal length | 26mm lens | 27mm lens |
Sensor size | 1/2.8" inches | 1/3.4" inches |
Pixel size | 0.8µm pixel | 0.8µm pixel |
🔉 Sound and multimedia | ||
Galaxy A51 (SM-A515F/DSM 128GB) | Xiaomi Mi 11i (256GB) | |
Loudspeaker | Supported | Supported |
Active noise cancellation | 2 microphones or more | 2 microphones or more |
Radio | FM (RDS) | Not supported |
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 | ||
Galaxy A51 (SM-A515F/DSM 128GB) | Xiaomi Mi 11i (256GB) | |
USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
Audio output | 3.5mm jack | Type-C jack with 3.5mm jack adapter |
TV output | Not supported | USB Type-C (reversible) |
Bluetooth | 5.0 + 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 | Not supported |
GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC |
NFC | Not supported | Supported |
Infrared port | Not supported | Supported |
🧭 Sensors | ||
Galaxy A51 (SM-A515F/DSM 128GB) | Xiaomi Mi 11i (256GB) | |
Sensors | Accelerometer Ambient light sensor ANT+ Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Virtual proximity sensor | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
Vibrating alert | Supported | Supported |
🔋 Battery | ||
Galaxy A51 (SM-A515F/DSM 128GB) | Xiaomi Mi 11i (256GB) | |
Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
Battery capacity | 4000 mAh | 4520 mAh |
Charger, watts | 15W Wired fast charging | 33W Wired fast charging Quick Charge 3+ USB Power Delivery 3.0 |
Inductive / wireless charging | Not supported | Not supported |
Talk time autonomy | feature not registered | feature not registered |
Standby | feature not registered | feature not registered |
➕ Other features | ||
Galaxy A51 (SM-A515F/DSM 128GB) | Xiaomi Mi 11i (256GB) | |
Call control | Voice dialing, Voice recorder | 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: Prism, Crush Black, White, Blue, Pink | • Colors: Cosmic Black, Celestial Silver, Frosty White • MIUI 12 • Dolby Atmos sound • 24-bit/192kHz audio |
☢️ Radiation rate | ||
Galaxy A51 (SM-A515F/DSM 128GB) | Xiaomi Mi 11i (256GB) | |
SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
SAR 2W/kg (Europe, UK, etc.) | 0.369W/kg (head), 1.59W/kg (body) | feature not registered |