BlackBerry Keyone vs Sony Ericsson A8i

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

    A8i: 44 g lighter

    Keyone:
    180 g
    A8i:
    136 g
  • Width

    A8i: 13.4 mm narrower

    Keyone:
    72.4 mm
    A8i:
    59 mm
  • Screen diagonal

    A8i: 1 in smaller diagonal

    Keyone:
    4.5 in
    A8i:
    3.5 in
  • Depth

    Keyone: 4.6 mm thinner

    Keyone:
    9.4 mm
    A8i:
    14 mm
  • Height

    A8i: 32.1 mm shorter

    Keyone:
    149.1 mm
    A8i:
    117 mm
  • Release year

    Keyone:
    2017
    A8i:
    2010

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. Keyone

    Height:
    149.1 mm +32.1 mm versus A8i
    Width:
    72.4 mm +13.4 mm versus A8i
    Depth:
    9.4 mm
  2. 2. A8i

    Height:
    117 mm
    Width:
    59 mm
    Depth:
    14 mm +4.6 mm versus Keyone

Weight

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

  1. 1. Keyone

    180 g

    +44 g versus A8i

  2. 2. A8i

    136 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. Keyone

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    60.3 cm²
  2. 2. A8i

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    33.8 cm²

Keyone has approximately 78.6% more rectangular screen area than A8i.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Keyone: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 GB RAM

A8i: Original memory entry

200 MB

Practical features

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

1. Keyone

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

2. A8i

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

Battery capacity

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

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. Keyone2. A8i

Everyday essentials
Everyday essentials — specifications for Keyone, A8i.
SpecificationKeyoneA8i
Dimensions (HxWxD)
  • 149.1 Х 72.4 Х 9.4 mm
  • 117 Х 59 Х 14 mm
Weight
  • 180 g
  • 136 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 4.5" inch
  • 3.5" inch
Screen resolution
  • 1080 x 1620 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM
  • 200 MB
Memory card support
  • microSD
  • up to 256 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Ion
  • 0 mAh,
Operating system OS
  • Android 7.1 (Nougat)
  • upgradable to Android 8.0 (Oreo)
  • Android-based OPhone 2.0
Chipset
  • Qualcomm MSM8953 Snapdragon 625 (14 nm)
Unknown
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Keyone, A8i.
SpecificationKeyoneA8i
Touchscreen
  • capacitive touchscreen
  • touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 60.0 cm2
  • 33.8 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 55.6%
  • 48.9%
PPI /points per inch/
  • 434 PPI
  • 280 PPI
Screen protection
  • Corning Gorilla Glass 4
  • Scratch-resistant glass
Camera and Video
Camera and Video — specifications for Keyone, A8i.
SpecificationKeyoneA8i
Rear camera, main
  • 12 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 12 MP
  • f/2.0
  • 1/2.3''
  • 1.55µm
  • PDAF
  • 5 MP
  • AF
Functions
  • Dual-LED dual-tone flash
  • HDR
  • panorama
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0 MP,
Specifications
  • 8 MP
  • f/2.2
  • 1/4''
  • 1.12µm
Unknown
Performance

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

Performance — specifications for Keyone, A8i.
SpecificationKeyoneA8i
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
Unknown
Graphics processor GPU
  • Adreno 506
Unknown
Antutu 7 score *
  • 61392
Unknown
General specs
General specs — specifications for Keyone, A8i.
SpecificationKeyoneA8i
Release date
  • 2017
  • February
  • 2010
  • August
Colors
  • Black/Silver
  • Black
  • Bronze
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 290 EUR
  • 130 EUR
Battery life Unknown
  • Stand by time- Up to 260 h (2G) / Up to 260 h (3G) Talking time- Up to 5 h (2G) / Up to 7 h 30 min (3G)
Body build
  • aluminum frame
  • plastic back
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Keyone, A8i.
SpecificationKeyoneA8i
SIM card
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by) - BBB100-4 only
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (BBB100-4 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)
  • 13(700)
  • 17(700)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat9 450/50 Mbps
  • TD-SCDMA
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS2
  • Yes
  • with A-GPS
USB
  • 3.1
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.2
  • A2DP
  • LE
  • EDR
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for Keyone, A8i.
SpecificationKeyoneA8i
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Keyone, A8i.
SpecificationKeyoneA8i
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: BBB100-1 (Canada
  • LATAM
  • APAC
  • US V1); BBB100-2 (EMEA); BBB100-3 (US V2); BBB100-4 (India); BBB100-6 (Japan)Also known as BlackBerry Mercury
  • Sensors Accelerometer
  • proximity
  • compass - CMMB mobile TV -MP4/H.264/WMV player -MP3/eAAC+/WMA/WAV player -TrackID music recognition -Predictive text input - For China