Highest BHP / Litre N/A Inline 4 Engined Cars

1. 2020 BAC Mono R

   Specific Output: 2.28 hp/in³

   1^st
   

   (2020 - present)

   ...Mono R
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   2.4 L Inline 4

   

   170 mph

   

   2.5 seconds

   

   340 hp

   

   unavailable

   

   0 Doors

   

   1 Seat

   

   2.8 ft³

   

   1,334 lbs

   Rear Mid - RWD

   All Specs

   With a specific output of 2.28 hp/in³, the BAC Mono R takes first place.
   It's a 0 door RWD Roadster with 1 seats, with deliveries starting in 2020.
   It is also 1st in Cars With Most Powerful Naturally Aspirated Inline 4 Engines.

3. 2011 BAC Mono 2.3

   Specific Output: 2.03 hp/in³

   2^nd
   

   (2011 - 2016)

   ...Mono 2.3
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   2.3 L Inline 4

   

   170 mph

   

   2.8 seconds

   

   280 hp

   

   unavailable

   

   0 Doors

   

   1 Seat

   

   2.8 ft³

   

   1,323 lbs

   Rear Mid - RWD

   All Specs

   With a specific output of 2.03 hp/in³, the BAC Mono 2.3 takes joint second place.
   It's a 0 door RWD Roadster with 1 seats and was sold from 2011 to 2016.
   It is also 1st in The Quickest Accelerating Cars Under 300 BHP.

5. 1999 Honda S2000 JDM (AP1)

   Specific Output: 2.03 hp/in³

   3^rd
   

   (1999 - 2003)

   ...S2000 JDM
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   2 L Inline 4

   

   112 mph

   

   6.1 seconds

   

   247 hp

   

   28.2 mpg

   

   2 Doors

   

   2 Seats

   

   5.1 ft³

   

   2,734 lbs

   Front Mid - RWD

   All Specs

   With a specific output of 2.03 hp/in³, the Honda S2000 JDM takes joint second place.
   It's a 2 door RWD Roadster with 2 seats and was sold from 1999 to 2003.
   It is also 4th in Cars With Most Powerful Naturally Aspirated Inline 4 Engines.

7. 2016 BAC Mono 2.5

   Specific Output: 2.02 hp/in³

   4^th
   

   (2016 - 2020)

   ...Mono 2.5
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   2.5 L Inline 4

   

   170 mph

   

   2.8 seconds

   

   305 hp

   

   35.1 mpg

   

   0 Doors

   

   1 Seat

   

   2.8 ft³

   

   1,389 lbs

   Rear Mid - RWD

   All Specs

   With a specific output of 2.02 hp/in³, the BAC Mono 2.5 takes joint fourth place.
   It's a 0 door RWD Roadster with 1 seats and was sold from 2016 to 2020.
   It is also 2nd in Cars With Most Powerful Naturally Aspirated Inline 4 Engines.

9. 1998 Nissan Pulsar VZ-R N1 Version II (N15)

   Specific Output: 2.02 hp/in³

   5^th
   

   (1998)

   ...ersion II
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   1.6 L Inline 4

   

   112 mph

   

   6.8 seconds

   

   197 hp

   

   21 mpg

   

   3 Doors

   

   5 Seats

   

   12 ft³

   

   2,425 lbs

   Front - FWD

   All Specs

   With a specific output of 2.02 hp/in³, the Nissan Pulsar VZ-R N1 Version II takes joint fourth place.
   It's a 3 door FWD Hatchback with 5 seats and was sold during 1998.
   It is also joint 20th in The Highest Power / Cubic Capacity Nissan Cars Ever.

11. 1997 Nissan Pulsar VZ-R N1 (N15)

    Specific Output: 2.02 hp/in³

    6^th
    

    (1997)

    ...r VZ-R N1
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    1.6 L Inline 4

    

    112 mph

    

    6.8 seconds

    

    197 hp

    

    21 mpg

    

    3 Doors

    

    5 Seats

    

    12 ft³

    

    2,447 lbs

    Front - FWD

    All Specs

    With a specific output of 2.02 hp/in³, the Nissan Pulsar VZ-R N1 takes joint fourth place.
    It's a 3 door FWD Hatchback with 5 seats and was sold during 1997.
    It is also joint 20th in The Highest Power / Cubic Capacity Nissan Cars Ever.

13. 1970 Alfa Romeo 1750 GT Am (105.51)

    Specific Output: 1.98 hp/in³

    7^th
    

    (1970 - 1971)

    ...750 GT Am
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    2 L Inline 4

    

    143 mph

    

    5.5 seconds

    

    240 hp

    

    12.5 mpg

    

    2 Doors

    

    2 Seats

    

    unavailable

    

    2,028 lbs

    Front - RWD

    All Specs

    With a specific output of 1.98 hp/in³, the Alfa Romeo 1750 GT Am takes seventh place.
    It's a 2 door RWD Coupé with 2 seats and was sold from 1970 to 1971.
    It is also 5th in Cars With Most Powerful Naturally Aspirated Inline 4 Engines.

15. 2007 Honda Civic Mugen RR (ABA-FD2)

    Specific Output: 1.95 hp/in³

    8^th
    

    (2007)

    ...Mugen RR
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    2 L Inline 4

    

    150 mph

    

    6.0 seconds

    

    237 hp

    

    25.8 mpg

    

    4 Doors

    

    5 Seats

    

    12.4 ft³

    

    2,767 lbs

    Front - FWD

    All Specs

    With a specific output of 1.95 hp/in³, the Honda Civic Mugen RR takes joint eighth place.
    It's a 4 door FWD Sedan with 5 seats and was sold during 2007.
    It is also joint 6th in Cars With Most Powerful Naturally Aspirated Inline 4 Engines.

17. 1999 Honda S2000 (AP1)

    Specific Output: 1.95 hp/in³

    9^th
    

    (1999 - 2003)

    ...S2000
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    2 L Inline 4

    

    160 mph

    

    6.2 seconds

    

    237 hp

    

    23.7 mpg

    

    2 Doors

    

    2 Seats

    

    5.1 ft³

    

    2,778 lbs

    Front Mid - RWD

    All Specs

    With a specific output of 1.95 hp/in³, the Honda S2000 takes joint eighth place.
    It's a 2 door RWD Roadster with 2 seats and was sold from 1999 to 2003.
    It is also joint 6th in Cars With Most Powerful Naturally Aspirated Inline 4 Engines.

19. 2004 Honda S2000 (AP1 Facelift) (AP1)

    Specific Output: 1.95 hp/in³

    10^th
    

    (2004 - 2009)

    ...Facelift)
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    2 L Inline 4

    

    160 mph

    

    6.2 seconds

    

    237 hp

    

    23.7 mpg

    

    2 Doors

    

    2 Seats

    

    5.1 ft³

    

    2,802 lbs

    Front Mid - RWD

    All Specs

    With a specific output of 1.95 hp/in³, the Honda S2000 (AP1 Facelift) takes joint eighth place.
    It's a 2 door RWD Roadster with 2 seats and was sold from 2004 to 2009.
    It is also joint 6th in Cars With Most Powerful Naturally Aspirated Inline 4 Engines.

21. 2014 Caterham Seven 485

    Specific Output: 1.92 hp/in³

    11^th
    

    (2014 - present)

    ...Seven 485
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    2 L Inline 4

    

    140 mph

    

    3.4 seconds

    

    234 hp

    

    31 mpg

    

    2 Doors

    

    2 Seats

    

    4.2 ft³

    

    1,235 lbs

    Front Mid - RWD

    All Specs

    With a specific output of 1.92 hp/in³, the Caterham Seven 485 takes eleventh place.
    It's a 2 door RWD Roadster with 2 seats, with deliveries starting in 2014.
    It is also 2nd in The Best MPG Caterham Cars Ever.

23. 1997 Honda Civic Type R (EK9)

    Specific Output: 1.87 hp/in³

    12^th
    

    (1997 - 2000)

    ...ic Type R
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    1.6 L Inline 4

    

    146 mph

    

    6.7 seconds

    

    182 hp

    

    24.7 mpg

    

    3 Doors

    

    5 Seats

    

    7.9-21.2 ft³

    

    2,403 lbs

    Front - FWD

    All Specs

    With a specific output of 1.87 hp/in³, the Honda Civic Type R takes twelfth place.
    It's a 3 door FWD Hatchback with 5 seats and was sold from 1997 to 2000.
    It is also 15th in The Highest Power / Cubic Capacity Honda Cars Ever.

25. 2006 Honda Civic Type R (JDM) (FD2)

    Specific Output: 1.82 hp/in³

    13^th
    

    (2006 - 2010)

    ...e R (JDM)
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    2 L Inline 4

    

    149 mph

    

    6.3 seconds

    

    221 hp

    

    26.6 mpg

    

    4 Doors

    

    4 Seats

    

    12.4 ft³

    

    2,778 lbs

    Front - FWD

    All Specs

    With a specific output of 1.82 hp/in³, the Honda Civic Type R (JDM) takes thirteenth place.
    It's a 4 door FWD Sedan with 4 seats and was sold from 2006 to 2010.
    It is also 18th in The Highest Power / Cubic Capacity Honda Cars Ever.

27. 2008 Honda S2000 CR (AP2)

    Specific Output: 1.8 hp/in³

    14^th
    

    (2008 - 2009)

    ...S2000 CR
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    2.2 L Inline 4

    

    160 mph

    

    6.2 seconds

    

    237 hp

    

    23.7 mpg

    

    2 Doors

    

    2 Seats

    

    5.1 ft³

    

    2,765 lbs

    Front Mid - RWD

    All Specs

    With a specific output of 1.8 hp/in³, the Honda S2000 CR takes joint fourteenth place.
    It's a 2 door RWD Roadster with 2 seats and was sold from 2008 to 2009.
    It is also joint 6th in Cars With Most Powerful Naturally Aspirated Inline 4 Engines.

29. 2004 Honda S2000 (AP2)

    Specific Output: 1.8 hp/in³

    15^th
    

    (2004 - 2009)

    ...S2000
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    2.2 L Inline 4

    

    160 mph

    

    6.2 seconds

    

    237 hp

    

    23.7 mpg

    

    2 Doors

    

    2 Seats

    

    5.1 ft³

    

    2,864 lbs

    Front Mid - RWD

    All Specs

    With a specific output of 1.8 hp/in³, the Honda S2000 takes joint fourteenth place.
    It's a 2 door RWD Roadster with 2 seats and was sold from 2004 to 2009.
    It is also joint 6th in Cars With Most Powerful Naturally Aspirated Inline 4 Engines.

31. 2003 Honda Accord Euro R (CL7)

    Specific Output: 1.79 hp/in³

    16^th
    

    (2003 - 2008)

    ...rd Euro R
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    2 L Inline 4

    

    145 mph

    

    7.3 seconds

    

    217 hp

    

    27.6 mpg

    

    4 Doors

    

    5 Seats

    

    16.2 ft³

    

    3,064 lbs

    Front - FWD

    All Specs

    With a specific output of 1.79 hp/in³, the Honda Accord Euro R takes sixteenth place.
    It's a 4 door FWD Sedan with 5 seats and was sold from 2003 to 2008.
    It is also joint 19th in Cars With Most Powerful Naturally Aspirated Inline 4 Engines.

33. 1995 Mitsubishi Mirage Cyborg ZR (CJ4A)

    Specific Output: 1.77 hp/in³

    17^th
    

    (1995 - 1999)

    ...Cyborg ZR
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    1.6 L Inline 4

    

    112 mph

    

    7.2 seconds

    

    173 hp

    

    33.1 mpg

    

    3 Doors

    

    5 Seats

    

    8.5-29.3 ft³

    

    2,315 lbs

    Front - FWD

    All Specs

    With a specific output of 1.77 hp/in³, the Mitsubishi Mirage Cyborg ZR takes seventeenth place.
    It's a 3 door FWD Hatchback with 5 seats and was sold from 1995 to 1999.
    It is also 31st in The Highest Power / Cubic Capacity Mitsubishi Cars Ever.

35. 2001 Honda Integra Type-R (DC5)

    Specific Output: 1.75 hp/in³

    18^th
    

    (2001 - 2006)

    ...ra Type-R
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    2 L Inline 4

    

    150 mph

    

    6.5 seconds

    

    214 hp

    

    24 mpg

    

    2 Doors

    

    4 Seats

    

    17.8-25.3 ft³

    

    2,791 lbs

    Front - FWD

    All Specs

    With a specific output of 1.75 hp/in³, the Honda Integra Type-R takes eighteenth place.
    It's a 2 door FWD Coupé with 4 seats and was sold from 2001 to 2006.
    It is also 21st in Cars With Most Powerful Naturally Aspirated Inline 4 Engines.

37. 1994 Caterham 21 1.8 VHPD

    Specific Output: 1.74 hp/in³

    19^th
    

    (1994 - 1999)

    ...1.8 VHPD
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    1.8 L Inline 4

    

    135 mph

    

    4.6 seconds

    

    190 hp

    

    21.4 mpg

    

    2 Doors

    

    2 Seats

    

    8.8 ft³

    

    1,433 lbs

    Front Mid - RWD

    All Specs

    With a specific output of 1.74 hp/in³, the Caterham 21 1.8 VHPD takes joint nineteenth place.
    It's a 2 door RWD Roadster with 2 seats and was sold from 1994 to 1999.
    It is also 5th in The Highest Power / Cubic Capacity Caterham Cars Ever.

39. 1998 Lotus Elise Sport 190 (S1)

    Specific Output: 1.74 hp/in³

    20^th
    

    (1998 - 2000)

    ...Sport 190
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    1.8 L Inline 4

    

    141 mph

    

    4.4 seconds

    

    190 hp

    

    unavailable

    

    2 Doors

    

    2 Seats

    

    unavailable

    

    1,477 lbs

    Rear Mid - RWD

    All Specs

    With a specific output of 1.74 hp/in³, the Lotus Elise Sport 190 takes joint nineteenth place.
    It's a 2 door RWD Roadster with 2 seats and was sold from 1998 to 2000.
    It is also joint 4th in The Quickest Accelerating Cars Under 200 BHP.

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