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Forfour

Rims for Smart Forfour in Easy-to-Read Graphs

Average rim size per years

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Quick notes on Smart Forfour rims

    • Average rim diameter: 15.5 in. (394 mm)
    • Average rim width: 5 in. (127 mm)
    • Max speed on original rims: 112 mph (180 km/h)
    • Load to one rim: 251 kg (554 lbs)
    • Rim diameter to car height: 25%
    • Power in 1 mm of rim width: 0.69 hp/mm (0.51 kW/mm)
    • Rims diameter to fuel consumption: 7.3 mm to 1 mpg
    • Summary width of rims: 20 in. (508 mm)
    • Rim circumference: 48.7 in. per wheel (1237 mm)
    • Rimsley rating: 2 / 10

Original 2014 Smart Forfour rim size

  • 0.9 — 5 in. width and 15 in. diameter
  • 1.0 — 5 in. width and 15 in. diameter
  • Brabus 0.9 — 6 in. width and 17 in. diameter
  • 17.6 kWh — 4 in. width and 15 in. diameter

    Possible tire width

  • 0.9 — 155 mm min and 185 mm max
  • 1.0 — 155 mm min and 185 mm max
  • Brabus 0.9 — 175 mm min and 205 mm max
  • 17.6 kWh — 135 mm min and 165 mm max

    • Disc diameter to power ratio

  • 0.9 — 6 hp per 1 in. (4 kW/in)
  • 1.0 — 5 hp per 1 in. (3 kW/in)
  • Brabus 0.9 — 6 hp per 1 in. (5 kW/in)
  • 17.6 kWh — 5 hp per 1 in. (4 kW/in)

    Vehicle Rim width and diameter Rim diameter to torque Rim width to diameter ratio Total rims circumference Total rims width
    0.9 5J x 15
    (127 x 381 mm)     		2.8 mm to 1 Nm 33.3% 188 in.
    (4775 mm)     		20 in.
    (508 mm)
    1.0 5J x 15
    (127 x 381 mm)     		4.2 mm to 1 Nm 33.3% 188 in.
    (4775 mm)     		20 in.
    (508 mm)
    Brabus 0.9 6J x 17
    (152 x 432 mm)     		2.5 mm to 1 Nm 35.3% 214 in.
    (5436 mm)     		24 in.
    (610 mm)
    17.6 kWh 4J x 15
    (102 x 381 mm)     		2.4 mm to 1 Nm 26.7% 188 in.
    (4775 mm)     		16 in.
    (406 mm)
    Vehicle 0.9
    Rim width and diameter 5J x 15
    (127 x 381 mm)
    Rim diameter to torque 2.8 mm to 1 Nm
    Rim width to diameter ratio 33.3%
    Total rims circumference 188 in.
    (4775 mm)
    Total rims width 20 in.
    (508 mm)
    Vehicle 1.0
    Rim width and diameter 5J x 15
    (127 x 381 mm)
    Rim diameter to torque 4.2 mm to 1 Nm
    Rim width to diameter ratio 33.3%
    Total rims circumference 188 in.
    (4775 mm)
    Total rims width 20 in.
    (508 mm)
    Vehicle Brabus 0.9
    Rim width and diameter 6J x 17
    (152 x 432 mm)
    Rim diameter to torque 2.5 mm to 1 Nm
    Rim width to diameter ratio 35.3%
    Total rims circumference 214 in.
    (5436 mm)
    Total rims width 24 in.
    (610 mm)
    Vehicle 17.6 kWh
    Rim width and diameter 4J x 15
    (102 x 381 mm)
    Rim diameter to torque 2.4 mm to 1 Nm
    Rim width to diameter ratio 26.7%
    Total rims circumference 188 in.
    (4775 mm)
    Total rims width 16 in.
    (406 mm)

    Quick notes on Smart Forfour rims

      • Average rim diameter: 14.6 in. (371 mm)
      • Average rim width: 4.8 in. (122 mm)
      • Max speed on original rims: 137 mph (221 km/h)
      • Load to one rim: 241 kg (532 lbs)
      • Rim diameter to car height: 26%
      • Power in 1 mm of rim width: 0.83 hp/mm (0.61 kW/mm)
      • Rims diameter to fuel consumption: 8.63 mm to 1 mpg
      • Summary width of rims: 19 in. (483 mm)
      • Rim circumference: 45.8 in. per wheel (1163 mm)
      • Rimsley rating: 2 / 10

    Original 2004 Smart Forfour rim size

  • 1.1i — 4.5 in. width and 14 in. diameter
  • 1.0i — 4.5 in. width and 14 in. diameter
  • 1.5 cdi — 4.5 in. width and 14 in. diameter
  • 1.3i — 4.5 in. width and 14 in. diameter
  • 1.5i Brabus — 6 in. width and 17 in. diameter

    Possible tire width

  • 1.1i — 145 mm min and 175 mm max
  • 1.0i — 145 mm min and 175 mm max
  • 1.5 cdi — 145 mm min and 175 mm max
  • 1.3i — 145 mm min and 175 mm max
  • 1.5i Brabus — 175 mm min and 205 mm max

    • Disc diameter to power ratio

  • 1.1i — 5 hp per 1 in. (4 kW/in)
  • 1.0i — 5 hp per 1 in. (3 kW/in)
  • 1.5 cdi — 7 hp per 1 in. (5 kW/in)
  • 1.3i — 7 hp per 1 in. (5 kW/in)
  • 1.5i Brabus — 10 hp per 1 in. (8 kW/in)

    Vehicle Rim width and diameter Rim diameter to torque Rim width to diameter ratio Total rims circumference Total rims width
    1.1i 4.5J x 14
    (114 x 356 mm)     		3.6 mm to 1 Nm 32.1% 176 in.
    (4470 mm)     		18 in.
    (457 mm)
    1.0i 4.5J x 14
    (114 x 356 mm)     		3.9 mm to 1 Nm 32.1% 176 in.
    (4470 mm)     		18 in.
    (457 mm)
    1.5 cdi 4.5J x 14
    (114 x 356 mm)     		1.7 mm to 1 Nm 32.1% 176 in.
    (4470 mm)     		18 in.
    (457 mm)
    1.3i 4.5J x 14
    (114 x 356 mm)     		2.8 mm to 1 Nm 32.1% 176 in.
    (4470 mm)     		18 in.
    (457 mm)
    1.5i Brabus 6J x 17
    (152 x 432 mm)     		1.9 mm to 1 Nm 35.3% 214 in.
    (5436 mm)     		24 in.
    (610 mm)
    Vehicle 1.1i
    Rim width and diameter 4.5J x 14
    (114 x 356 mm)
    Rim diameter to torque 3.6 mm to 1 Nm
    Rim width to diameter ratio 32.1%
    Total rims circumference 176 in.
    (4470 mm)
    Total rims width 18 in.
    (457 mm)
    Vehicle 1.0i
    Rim width and diameter 4.5J x 14
    (114 x 356 mm)
    Rim diameter to torque 3.9 mm to 1 Nm
    Rim width to diameter ratio 32.1%
    Total rims circumference 176 in.
    (4470 mm)
    Total rims width 18 in.
    (457 mm)
    Vehicle 1.5 cdi
    Rim width and diameter 4.5J x 14
    (114 x 356 mm)
    Rim diameter to torque 1.7 mm to 1 Nm
    Rim width to diameter ratio 32.1%
    Total rims circumference 176 in.
    (4470 mm)
    Total rims width 18 in.
    (457 mm)
    Vehicle 1.3i
    Rim width and diameter 4.5J x 14
    (114 x 356 mm)
    Rim diameter to torque 2.8 mm to 1 Nm
    Rim width to diameter ratio 32.1%
    Total rims circumference 176 in.
    (4470 mm)
    Total rims width 18 in.
    (457 mm)
    Vehicle 1.5i Brabus
    Rim width and diameter 6J x 17
    (152 x 432 mm)
    Rim diameter to torque 1.9 mm to 1 Nm
    Rim width to diameter ratio 35.3%
    Total rims circumference 214 in.
    (5436 mm)
    Total rims width 24 in.
    (610 mm)