Nokia N81 vs Xiaomi Redmi K30 Pro

Compare recorded specifications, size and practical differences.

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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.

  • Weight

    N81: 78 g lighter

    N81:
    140 g
    Redmi K30 Pro:
    218 g
  • Width

    N81: 25.4 mm narrower

    N81:
    50 mm
    Redmi K30 Pro:
    75.4 mm
  • Screen diagonal

    N81: 4.27 in smaller diagonal

    N81:
    2.4 in
    Redmi K30 Pro:
    6.67 in
  • Rear camera layout

    N81:
    Single
    Redmi K30 Pro:
    Quad
  • Depth

    Redmi K30 Pro: 9 mm thinner

    N81:
    17.9 mm
    Redmi K30 Pro:
    8.9 mm
  • Height

    N81: 61.3 mm shorter

    N81:
    102 mm
    Redmi K30 Pro:
    163.3 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.

  1. 1. N81

    Height:
    102 mm
    Width:
    50 mm
    Depth:
    17.9 mm +9 mm versus Redmi K30 Pro
  2. 2. Redmi K30 Pro

    Height:
    163.3 mm +61.3 mm versus N81
    Width:
    75.4 mm +25.4 mm versus N81
    Depth:
    8.9 mm

Weight

Bars start at zero and share a scale within this chart.

  1. 1. N81

    140 g

  2. 2. Redmi K30 Pro

    218 g

    +78 g versus N81

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

  1. 1. N81

    Screen diagonal:
    2.4 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    17.8 cm²
  2. 2. Redmi K30 Pro

    Screen diagonal:
    6.67 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    107.4 cm²

Redmi K30 Pro has approximately 502.2% more rectangular screen area than N81.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for N81, Redmi K30 Pro, compared at the same storage capacity.
StorageN81Redmi K30 Pro
128 GB Unknown 6 / 8 GB RAM Alternative RAM configurations
256 GB Unknown 8 GB RAM
N81: Original memory entry

12 MB · 96 MB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. N81

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 8 GB (dedicated slot) · 2 GB included

2. Redmi K30 Pro

NFC:
Yes
Headphone jack:
Yes
Memory card support:
No

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. N81

    1050 mAh

  2. 2. Redmi K30 Pro

    4700 mAh

    +3650 mAh versus N81

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. N812. Redmi K30 Pro

Everyday essentials
Everyday essentials — specifications for N81, Redmi K30 Pro.
SpecificationN81Redmi K30 Pro
Dimensions (HxWxD)
  • 102 Х 50 Х 17.9 mm
  • 163.3 Х 75.4 Х 8.9 mm
Weight
  • 140 g
  • 218 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 2.4" inch
  • 6.67" inch
Screen resolution
  • 240 x 320 px
  • 1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 12 MB
  • 96 MB RAM
  • 128GB 6GB RAM
  • 128GB 8GB RAM
  • 256GB 8GB RAM
Memory card support
  • microSD
  • up to 8 GB (dedicated slot)
  • 2 GB included
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1050 mAh
  • Removable Li-Po
  • 4700 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 SM8250 Snapdragon 865 (7 nm+)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for N81, Redmi K30 Pro.
SpecificationN81Redmi K30 Pro
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 17.8 cm2
  • 107.4 cm2
Screen format
  • 4:3 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 35.0%
  • 87.2%
PPI /points per inch/
  • 167 PPI
  • 395 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for N81, Redmi K30 Pro.
SpecificationN81Redmi K30 Pro
Rear camera, main
  • 2 MP
  • Single
  • 64 MP
  • Quad
Camera specs
  • 2 MP
  • 64 MP
  • 26mm (wide)
  • 1/1.72''
  • 0.8µm
  • PDAF -5 MP
  • 50mm (telephoto macro)
  • AF -13 MP
  • 13mm (ultrawide) -2 MP
  • (depth)
Functions
  • LED flash
  • HDR
Video
  • 320p@15fps
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 20 MP
  • Single
Specifications
  • CIF videocall camera
  • Motorized pop-up 20 MP
  • (wide)
  • 1/3.4''
  • 0.8µm
Performance
Performance — specifications for N81, Redmi K30 Pro.
SpecificationN81Redmi K30 Pro
Processor CPU
  • 369 MHz ARM 11
  • Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)
Graphics processor GPU Unknown
  • Adreno 650
General specs
General specs — specifications for N81, Redmi K30 Pro.
SpecificationN81Redmi K30 Pro
Release date
  • 2007
  • August
  • 2020
  • March 24
Colors
  • Cobalt blue
  • Graphite Grey
  • Grey
  • Purple
  • White
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
  • 390 EUR
Battery life
  • Stand by time- Up to 410 h Talking time- Up to 4 h (2G) / 3 h (3G)
Unknown
Body build Unknown
  • Glass front (Gorilla Glass 5)
  • glass back (Gorilla Glass 5)
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for N81, Redmi K30 Pro.
SpecificationN81Redmi K30 Pro
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 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) -5G - 5G band 1(2100)
  • 41(2500)
  • 78(3500)
  • 79(4700); SA/NSA
Speed
  • Yes
  • 384 kbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A; 5G
GPRS
  • Class 10
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g with UPnP
  • Wi-Fi 802.11 a/b/g/n/ac/ax
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • No
  • Yes
  • with dual-band A-GPS
  • GLONASS
  • BDS
  • GALILEO
  • QZSS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 2.0
  • A2DP
  • 5.1
  • A2DP
  • LE
  • aptX HD
  • aptX Adaptive
Harmful irradiation
  • SAR - 0.73 W/kg (head) 0.60 W/kg (body) SAR EU - 0.81 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for N81, Redmi K30 Pro.
SpecificationN81Redmi K30 Pro
Radio
  • Stereo FM radio
Unknown
Others
  • Touch-sensitive Navi wheel
  • HDR10+ -DCI-P3 100% -500 nits typ. brightness (advertised)
  • 24-bit/192kHz audio
Other features
Other features — specifications for N81, Redmi K30 Pro.
SpecificationN81Redmi K30 Pro
Dop
  • MP3/AAC/MP4 player -Predictive text input -Push to talk -Voice dial/memo -Organizer
  • Sensors Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass
  • barometer
  • Infrared port - Fast charging 33W
  • 100% in 63 min (advertised) -USB Power Delivery -Quick Charge 4+