BlackBerry Key2 vs Nokia Asha 503

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

    Asha 503: 57.8 g lighter

    Key2:
    168 g
    Asha 503:
    110.2 g
  • Width

    Asha 503: 11.2 mm narrower

    Key2:
    71.8 mm
    Asha 503:
    60.6 mm
  • Screen diagonal

    Asha 503: 1.5 in smaller diagonal

    Key2:
    4.5 in
    Asha 503:
    3 in
  • Rear camera layout

    Key2:
    Dual
    Asha 503:
    Single
  • Depth

    Key2: 4.2 mm thinner

    Key2:
    8.5 mm
    Asha 503:
    12.7 mm
  • Height

    Asha 503: 48.8 mm shorter

    Key2:
    151.4 mm
    Asha 503:
    102.6 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. Key2

    Height:
    151.4 mm +48.8 mm versus Asha 503
    Width:
    71.8 mm +11.2 mm versus Asha 503
    Depth:
    8.5 mm
  2. 2. Asha 503

    Height:
    102.6 mm
    Width:
    60.6 mm
    Depth:
    12.7 mm +4.2 mm versus Key2

Weight

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

  1. 1. Key2

    168 g

    +57.8 g versus Asha 503

  2. 2. Asha 503

    110.2 g

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. Key2

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    60.3 cm²
  2. 2. Asha 503

    Screen diagonal:
    3 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    27.9 cm²

Key2 has approximately 116.3% more rectangular screen area than Asha 503.

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 Key2, Asha 503, compared at the same storage capacity.
StorageKey2Asha 503
64 GB 6 GB RAM Unknown
128 GB 6 GB RAM Unknown

Practical features

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

1. Key2

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB

2. Asha 503

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 4 GB card included

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. Key2

    3500 mAh

    +2300 mAh versus Asha 503

  2. 2. Asha 503

    1200 mAh

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. Key22. Asha 503

Everyday essentials
Everyday essentials — specifications for Key2, Asha 503.
SpecificationKey2Asha 503
Dimensions (HxWxD)
  • 151.4 Х 71.8 Х 8.5 mm
  • 102.6 Х 60.6 Х 12.7 mm
Weight
  • 168 g
  • 110.2 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 4.5" inch
  • 3" inch
Screen resolution
  • 1080 x 1620 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64/128 GB
  • 6 GB RAM
Unknown
Memory card support
  • microSD
  • up to 256 GB
  • microSD
  • up to 32 GB (dedicated slot)
  • 4 GB card included
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Ion
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo)
  • Nokia Asha software platform 1.2
Chipset
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
Unknown
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Key2, Asha 503.
SpecificationKey2Asha 503
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 60.0 cm2
  • 27.9 cm2
Screen format
  • 3:2 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 55.2%
  • 44.8%
PPI /points per inch/
  • 434 PPI
  • 133 PPI
Screen protection
  • Corning Gorilla Glass 3
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for Key2, Asha 503.
SpecificationKey2Asha 503
Rear camera, main
  • 12 MP
  • Dual
  • 5 MP
  • Single
Camera specs
  • 12 MP
  • f/1.8
  • 1/2.3''
  • 1.28µm
  • dual pixel PDAF -12 MP
  • f/2.6
  • 1/3.4''
  • 1.0µm
  • PDAF
  • 5 MP
Functions
  • Dual-LED dual-tone flash
  • HDR
  • panorama
  • LED flash
Video
  • 1080p@30fps
  • 480p@19fps
Front camera, selfie
  • 8 MP
  • Single
  • 0 MP,
Specifications
  • 8 MP
  • f/2.0
  • 1/4''
  • 1.12µm
Unknown
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for Key2, Asha 503.
SpecificationKey2Asha 503
Processor CPU
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
Unknown
Graphics processor GPU
  • Adreno 512
Unknown
Antutu 7 score *
  • 104256
Unknown
GeekBench 4 Single Core *
  • 1628
Unknown
GeekBench 4 Multi-Core *
  • 5894
Unknown
General specs
General specs — specifications for Key2, Asha 503.
SpecificationKey2Asha 503
Release date
  • 2018
  • June
  • 2013
  • October
Colors
  • Black
  • Silver
  • Yellow
  • Black
  • Green
  • Red
  • Blue
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 500 EUR
  • 90 EUR
Battery life Unknown
  • Stand by time- Up to 840 h (2G) / Up to 840 h (3G) Talking time- Up to 12 h (2G) / Up to 4 h 30 min (3G) Music play - Up to 34 h
Body build
  • aluminum frame (7000 series)
  • plastic back
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Key2, Asha 503.
SpecificationKey2Asha 503
SIM card
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by) - BBF100-6 only
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (BBF100-6 model only) -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)
  • 12(700)
  • 13(700)
  • 17(700)
  • 19(800)
  • 20(800)
  • 26(850)
  • 28(700)
  • 32(1500)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - EU
  • Africa
  • AU (BBF100-1) LTE band 1(2100)
  • 14(700)
  • 29(700)
  • 30(2300)
  • 41(2500)
  • 66(1700/2100) - Canada
  • US
  • LATAM (BBF100-2) LTE band 1(2100)
  • 41(2500) - ME
  • APAC
  • India (BBF100-6) LTE band 1(2100)
  • 41(2500) - China (BBF100-4)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat11 600/75 Mbps
  • HSPA 7.2/5.76 Mbps
GPRS
  • Yes
  • Up to 85.6 kbps
Edge
  • Yes
  • Up to 236.8 kbps
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS2
  • No
USB
  • 3.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • EDR
  • 3.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.72 W/kg (head) 1.68 W/kg (body)
  • SAR EU - 1.43 W/kg (head) 0.64 W/kg (body)
Music and Audio
Music and Audio — specifications for Key2, Asha 503.
SpecificationKey2Asha 503
Radio
  • FM radio
  • Stereo FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Key2, Asha 503.
SpecificationKey2Asha 503
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging: 50% in 36 min (Quick Charge 3.0) - Capacitive touch 4-row BlackBerry keyboard - Versions: BBF100-1 (EU
  • Africa
  • AU); BBF100-2 (Canada
  • US
  • LATAM); BBF100-6 (ME
  • APAC
  • India); BBF100-4 (China) Also known as BlackBerry Athena
  • Sensors Accelerometer
  • proximity - SNS apps -MP4/H.263 player -MP3/AAC player -Photo editor -Organizer -Voice memo -Predictive text input