Oppo Ace2 vs Vodafone Smart 4

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

    Smart 4: 34 g lighter

    Ace2:
    186 g
    Smart 4:
    152 g
  • Width

    Smart 4: 9.4 mm narrower

    Ace2:
    75.4 mm
    Smart 4:
    66 mm
  • Screen diagonal

    Smart 4: 2.05 in smaller diagonal

    Ace2:
    6.55 in
    Smart 4:
    4.5 in
  • Chipset

    Ace2:
    Qualcomm SM8250 Snapdragon 865 (7 nm+)
    Smart 4:
    Qualcomm MSM8210 Snapdragon 200 (28 nm)
  • Rear camera layout

    Ace2:
    Quad
    Smart 4:
    Single
  • Depth

    Ace2: 2 mm thinner

    Ace2:
    8.6 mm
    Smart 4:
    10.6 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. Ace2

    Height:
    160 mm +25.3 mm versus Smart 4
    Width:
    75.4 mm +9.4 mm versus Smart 4
    Depth:
    8.6 mm
  2. 2. Smart 4

    Height:
    134.7 mm
    Width:
    66 mm
    Depth:
    10.6 mm +2 mm versus Ace2

Weight

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

  1. 1. Ace2

    186 g

    +34 g versus Smart 4

  2. 2. Smart 4

    152 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. Ace2

    Screen diagonal:
    6.55 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    103.6 cm²
  2. 2. Smart 4

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

Ace2 has approximately 85.5% more rectangular screen area than Smart 4.

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 Ace2, Smart 4, compared at the same storage capacity.
StorageAce2Smart 4
128 GB 8 GB RAM Unknown
256 GB 8 / 12 GB RAM Alternative RAM configurations Unknown
Smart 4: Original memory entry

4 GB · 512 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. Ace2

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

2. Smart 4

NFC:
See details Yes (optional)
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.

Recorded battery capacity

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

  1. 1. Ace2

    4000 mAh

    +2120 mAh versus Smart 4

  2. 2. Smart 4

    1880 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. Ace22. Smart 4

Everyday essentials
Everyday essentials — specifications for Ace2, Smart 4.
SpecificationAce2Smart 4
Dimensions (HxWxD)
  • 160 Х 75.4 Х 8.6 mm
  • 134.7 Х 66 Х 10.6 mm
Weight
  • 186 g
  • 152 g
Technology
  • AMOLED
  • TFT
Screen size
  • 6.55" inch
  • 4.5" inch
Screen resolution
  • 1080 x 2400 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128GB 8GB RAM
  • 256GB 8GB RAM
  • 256GB 12GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • No
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Po
  • 1880 mAh
  • Removable Li-Ion
Operating system OS
  • Android 10.0; ColorOS 7.1
  • Android 4.4.2 (KitKat)
Chipset
  • Qualcomm SM8250 Snapdragon 865 (7 nm+)
  • Qualcomm MSM8210 Snapdragon 200 (28 nm)
NFC
  • Yes
  • Yes (optional)
Headphone jack
  • No
  • Yes
Display
Display — specifications for Ace2, Smart 4.
SpecificationAce2Smart 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 103.6 cm2
  • 55.8 cm2
Screen format
  • 20:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 85.9%
  • 62.8%
PPI /points per inch/
  • 402 PPI
  • 218 PPI
Screen protection
  • Corning Gorilla Glass 5
Unknown
Camera and Video
Camera and Video — specifications for Ace2, Smart 4.
SpecificationAce2Smart 4
Rear camera, main
  • 48 MP
  • Quad
  • 5 MP
  • Single
Camera specs
  • 48 MP
  • f/1.7
  • 26mm (wide)
  • 1/2.0''
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/4.0''
  • 1.12µm
  • AF -2 MP B/W
  • (depth) -2 MP
  • (depth)
  • 5 MP
Functions
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 16 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 16 MP
  • f/2.4
  • 29mm (wide)
  • 1/3.1''
  • 1.0µm
Unknown
Performance

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

Performance — specifications for Ace2, Smart 4.
SpecificationAce2Smart 4
Processor CPU
  • Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.8 GHz Kryo 585)
  • Dual-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Adreno 650
  • Adreno 302
Antutu 7 score * Unknown
  • 8302
General specs
General specs — specifications for Ace2, Smart 4.
SpecificationAce2Smart 4
Release date
  • 2020
  • April 13
  • 2014
  • May
Colors
  • Aurora Silver
  • Moon Rock Grey
  • Fantasy Purple
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 520 EUR
  • 90 EUR
Body build
  • Glass front (Gorilla Glass 5)
  • glass back (Gorilla Glass 5)
  • aluminum frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Ace2, Smart 4.
SpecificationAce2Smart 4
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2CDMA 800 / 1900 & TD-SCDMA -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 17(700)
  • 20(800)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - China -5G - 5G band 1(2100)
  • 41(2500)
  • 78(3500)
  • 79(4700); SA/NSA - China
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA
  • LTE-A
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac/ax
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with dual-band A-GPS
  • GLONASS
  • BDS
  • GALILEO
  • QZSS
  • Yes
  • with A-GPS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 5.1
  • A2DP
  • LE
  • aptX HD
  • 4.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 1.22 W/kg (head) 0.82 W/kg (body)
Music and Audio
Music and Audio — specifications for Ace2, Smart 4.
SpecificationAce2Smart 4
Radio Unknown
  • FM radio
Others
  • 500 nits typ. brightness (advertised) -HDR10+ -90Hz refresh rate
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Ace2, Smart 4.
SpecificationAce2Smart 4
Dop
  • Sensors Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast charging 65W
  • 100% in 30 min (advertised) -SuperVOOC 2.0 -Fast wireless charging 40W
  • 100% in 56 min (advertised) -Wireless reverse charging 10W
  • Sensors Accelerometer
  • proximity