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Nokia E51 vs Xiaomi Redmi Note 9S

Compare recorded specifications, size and practical differences.

Nokia E51

Nokia E51

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Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

  • WeightE51: 109 g lighterE51: 100 g · Redmi Note 9S: 209 g
  • WidthE51: 30.7 mm narrowerE51: 46 mm · Redmi Note 9S: 76.7 mm
  • Screen diagonalE51: 4.67 in smaller diagonalE51: 2 in · Redmi Note 9S: 6.67 in
  • Rear camera layoutSingle / QuadE51: Single · Redmi Note 9S: Quad
  • DepthRedmi Note 9S: 3.2 mm thinnerRedmi Note 9S: 8.8 mm · E51: 12 mm
  • HeightE51: 51 mm shorterE51: 114.8 mm · Redmi Note 9S: 165.8 mm

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

Front
E51: 114.8 × 46 mm 1 Redmi Note 9S: 165.8 × 76.7 mm 2
Side
E51: 114.8 × 12 mm 1 Redmi Note 9S: 165.8 × 8.8 mm 2
  1. 1. E51
    Height
    114.8 mm
    Width
    46 mm
    Depth
    12 mm
    Weight
    100 g
  2. 2. Redmi Note 9S
    Height
    165.8 mm
    Width
    76.7 mm
    Depth
    8.8 mm
    Weight
    209 g

Specifications

Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

Everyday essentials
Everyday essentials
SpecificationE51Redmi Note 9S
Dimensions (HxWxD)
  • 114.8 Х 46 Х 12 mm
  • 165.8 Х 76.7 Х 8.8 mm
Weight
  • 100 g
  • 209 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2" inch
  • 6.67" inch
Screen resolution
  • 240 x 320 px
  • 1080 x 2400 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 130 MB
  • 96 MB RAM
  • 64GB 4GB RAM
  • 128GB 6GB RAM
Memory card support
  • microSD
  • up to 16 GB (dedicated slot)
  • microSDXC (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 1050 mAh
  • Removable Li-Ion
  • 5020 mAh
  • Non-removable Li-Po
Operating system OS
  • Symbian OS 9.2
  • Series 60 v3.1 UI
  • Android 10.0; MIUI 11
Chipset Unknown
  • Qualcomm SM7125 Snapdragon 720G (8 nm)
Headphone jack
  • No
  • Yes
Display
Display
SpecificationE51Redmi Note 9S
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 12.4 cm2
  • 107.4 cm2
Screen format
  • 4:3 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 23.5%
  • 84.5%
PPI /points per inch/
  • 200 PPI
  • 395 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video
SpecificationE51Redmi Note 9S
Rear camera, main
  • 2 MP
  • Single
  • 48 MP
  • Quad
Camera specs
  • 2 MP
  • 48 MP
  • f/1.8
  • 26mm (wide)
  • 1/2.0''
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/4.0''
  • 1.12µm -5 MP
  • f/2.4
  • (macro)
  • 1.12µm -2 MP
  • (depth)
Functions Unknown
  • HDR
  • panorama
Video
  • 320p@15fps
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 16 MP
  • Single
Specifications Unknown
  • 16 MP
  • f/2.5
  • (wide)
  • 1.0µm
Performance
Performance
SpecificationE51Redmi Note 9S
Processor CPU
  • 369 MHz ARM 11
  • Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
Graphics processor GPU Unknown
  • Adreno 618
General specs
General specs
SpecificationE51Redmi Note 9S
Release date
  • 2007
  • September
  • 2020
  • March 23
Colors
  • Black
  • Silver
  • Aurora Blue
  • Glacier white
  • Interstellar Gray
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • $ 199
Battery life
  • Stand by time- Up to 310 h Talking time- Up to 4 h 20 min
Unknown
Body build Unknown
  • Glass front (Gorilla Glass 5)
  • glass back (Gorilla Glass 5)
  • plastic frame
Communication and Connectivity
Communication and Connectivity
SpecificationE51Redmi Note 9S
SIM card
  • Mini-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
Speed
  • HSPA 3.6/0.384 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A
GPRS
  • Class 32
  • Yes
Edge
  • Class 32
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g
  • VoIP over WLAN
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
USB
  • miniUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 2.0
  • A2DP
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 1.38 W/kg (head) 0.75 W/kg (body) SAR EU - 1.47 W/kg (head)
Unknown
Music and Audio
Music and Audio
SpecificationE51Redmi Note 9S
Radio
  • FM radio
  • FM radio
  • recording
Others
  • Five-way scroll key -Downloadable themes
  • 2.5 mm audio jack
  • 450 nits typ. brightness (advertised)
Other features
Other features
SpecificationE51Redmi Note 9S
Dop
  • Infrared port - Push to talk -WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Document viewer (Word
  • Excel
  • PowerPoint
  • PDF) incl. MS Office 2007 support via free update -Predictive text input -Voice command/memo -Organizer
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast charging 18W - Splash-proof

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