Royal Enfield Guerrilla 450 vs Triumph Bonneville T40

Last Updated: October 7, 2026

Royal Enfield Guerrilla 450 price starts at Rs. 2.51 Lakh, which is Rs. 3,936 cheaper than the base variant of Triumph Bonneville T40, priced at Rs. 2.55 Lakh. On the performance front, the Guerrilla 450 uses a 452cc engine producing 40.02 PS @ 8000 rpm and the Bonneville T40 a 350cc engine producing 29 PS @ 7000 rpm. If you're deciding between the Guerrilla 450 and Bonneville T40, the Guerrilla 450 is the better pick for affordability and performance.

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Guerrilla 450 vs Bonneville T40 Comparison Summary

Specification Royal Enfield Guerrilla 450Triumph Bonneville T40
Ex-showroom price (base) Rs. 2.51 LakhRs. 2.55 Lakh
Mileage 29.5 kmplNot Available
Engine 452 cc350 cc
Max power 40.02 PS @ 8000 rpm29 PS @ 7000 rpm
Kerb weight 184 Kg195 Kg

Guerrilla 450 vs Bonneville T40 Key Highlights

Basic Info Royal Enfield Guerrilla 450 Apex RedTriumph Bonneville T40 T4
Rating
19 reviews
1 review
Brand Name Royal Enfield Triumph
Ex-Showroom Price Rs. 2.51 Lakh Check On Road Price Rs. 2.55 Lakh Check On Road Price
Engine Type Liquid Cooled, Single Cylinder, DOHC, 4 Valves Liquid-cooled, single-cylinder, 4 valve, DOHC
Max Power 40.02 PS @ 8000 rpm 29 PS @ 7000 rpm
Fuel Type Petrol Petrol
Colors
Royal Enfield Guerrilla 450 Colors
Triumph Bonneville T40 Colors
Braking Type Not Available Anti-lock Braking System
Mileage (ARAI) 29.5 kmpl Not Available
Wheel Size Front :-431.8 mm,Rear :-431.8 mm Front :-18 Inch,Rear :-17 Inch
Wheels Type (Pressed Steel/ Alloy) Alloy Spoke
ABS Dual Channel Dual Channel
Starting Self Start Only Self Start Only
Speedometer Analogue Digital
EMI
Rs. 6,874 @ 6% (36 months)
Rs. 6,982 @ 6% (36 months)
Insurance Rs. 21,496 Guerrilla 450 Insurance Rs. 12,978 Bonneville T40 Insurance
Brochure
Download Brochure
N/A

Spark Plugs
1 Per Cylinder
Not Available
Valves (per cylinder)
4
4
Emission Norm Compliance
bs6.2
bs6
Flex Fuel Blend
E20
E20
Engine Type
Liquid Cooled, Single Cylinder, DOHC, 4 Valves
Liquid-cooled, single-cylinder, 4 valve, DOHC
Engine Displacement
452 cc
350 cc
Gear Box
6 Speed
6 speed
Max Power
40.02 PS @ 8000 rpm
29 PS @ 7000 rpm
Max Torque
40 Nm @ 5500 rpm
31.2 Nm @ 5500 rpm
Bore
84 mm
89.0 mm
Stroke
81.5 mm
56.1 mm
Number Of Cylinders
1
1
Drive Type
Chain Drive
Chain Drive
Fuel System
Fuel Injection
Fuel Injection
Fuel Type
Petrol
Petrol
Compression Ratio
11.5:1
Not Available

Front Brake
Disc
Disc
Rear Brake
Disc
Disc
Front Caliper
2 Piston
Not Available
Rear Caliper
1 Piston
Not Available
Braking Type
Not Available
Anti-lock Braking System

Average Speed
Yes
Not Available
Fuel Gauge
Digital
Digital
Mileage (ARAI)
29.5 kmpl
Not Available

Rear Suspension Preload Adjustment
Not Available
Yes
Rear Suspension Travel / Wheel Travel
Not Available
130 mm
Suspension-Front
Telescopic Forks, 43 mm, Travel - 140 mm
43mm forks. 130mm wheel travel
Suspension-Rear
Linkage Type Monoshock, Travel - 150 mm
Twin Shock with pre-load adjustment. 130mm wheel travel

Front Tyre Pressure (Rider)
32 psi
Not Available
Front Tyre Pressure (Rider and Pillion)
32 psi
Not Available
Rear Tyre Pressure (Rider)
36 psi
Not Available
Rear Tyre Pressure (Rider and Pillion)
36 psi
Not Available
Tyre Size
Front :-120/70-R17 Rear :-160/60-R17
Front :-100/90-18 Rear :-150/70 R17
Wheel Size
Front :-431.8 mm,Rear :-431.8 mm
Front :-18 Inch,Rear :-17 Inch
Tyre Type
Tubeless
Tube
Radial Tyre
Yes
Yes
Wheels Type (Pressed Steel/ Alloy)
Alloy
Spoke

Dry Weight
173 kg
Not Available
Seat height
780 mm
790 mm
Fuel Tank Reserve Capacity
2.2 L
Not Available
Length*Width*Height
2145*833*1125 mm3
2120*818*1081 mm3
Wheelbase
1440 mm
1418 mm
Length
2145 mm
2120 mm
Ground Clearance
169 mm
Not Available
Height
1125 mm
1081 mm
Width
833 mm
818 mm
Fuel Tank Capacity
11 L
14.5 L
Kerb Weight
184 Kg
195 Kg
Tail Light
LED
LED
Front Brake Size
310 mm
310 mm
Rear Brake Size
270 mm
255 mm

Battery Type
Not Available
Lead Acid
Call/SMS Alerts
Yes
Yes
USB charging port
Yes
Yes
Headlight
LED
LED
Battery Capacity
12V / 8AH
Not Available

Cruise Control
Not Available
Yes
Frame Type
Steel, Tubular Frame Using Engine As Stressed Member
Hybrid spine/perimeter, tubular steel
Digital Display Type
LCD
TFT
Malfunction Indicator
Yes
Yes
Trip Meter
Digital
Digital
Vehicle Location Tracking
Yes
Not Available
Pillion Seat
Yes
Not Available
Pillion Grab Rail
Yes
Yes
Calls and Messaging
Yes
Yes
Navigation assist
Not Available
Yes
Riding Modes
Not Available
Road,Rain,Eco,Custom1,Custom2
Kill Switch
Yes
Yes
Low battery alert
Yes
Not Available
Brightness Control
Yes
Not Available
No. of Tripmeters
2
Not Available
Engine Temperature Indicator
Yes
Not Available
Rear Footpegs
Yes
Yes
Multi-function Lock
Not Available
Yes
Daytime Running Lamps
Yes
Not Available
Additional Features/Information
ECO Mode
Not Available
Gear Position Indicator
Yes
Yes
ABS Type
Dual Channel
Dual Channel
Distance To Empty
Yes
Not Available
Side Stand Warning
Yes
Yes
Physical Key
Not Available
Yes
Exhaust Heat Shield
Not Available
Yes
Front Footpegs
Not Available
Forward-set
Idle Stop/Start
Not Available
Yes
Body
Not Available
Metal
Cornering ABS
Not Available
Yes
Immobilizer
Not Available
Yes
ABS
Dual Channel
Dual Channel
Body Type
Cruiser Bikes, Roadster Bikes
Roadster Bikes
Body Graphics
Yes
Not Available
Instrument Console Type
Analogue and Digital
Digital
Bluetooth Connectivity
Yes
Yes
Starting
Self Start Only
Self Start Only
Seat Type
Single
Single
Pass Beam Switch
Yes
Yes
Speedometer
Analogue
Digital
Tachometer
Not Available
Digital
Low Fuel Warning Lamp
Yes
Yes
Low Battery Indicator
Yes
Not Available
Low Oil Indicator
Yes
Not Available
Cooling System
Liquid Cooled
Liquid Cooled
Odometer
Digital
Digital
Navigation
Not Available
Yes
Service Due Indicator
Yes
Yes
Saree Guard
Yes
Yes
Hazard Light Switch
Yes
Yes

1st Service
500Kms/45 Days
Not Available
2nd Service
5000Kms/180 Days
Not Available
3rd Service
10000Kms/365 Days
Not Available
4th Service
15000Kms/540 days
Not Available

Vehicle Warranty
3 Years or 30,000 Km
Not Available
Standard Warranty (Years)
3
Not Available
Standard Warranty (kilometers)
30000
Not Available

Pros and Cons

  • Positives
  • Negatives
Royal Enfield Guerrilla 450
  • Punchy motor makes it a lot of fun in the city or on the highway
  • Feels really nimble, whether filtering through traffic or having fun on a winding hill road
  • The low 780mm seat height and low-ish 184kg kerb weight makes it really easy to manage
Triumph Bonneville T40
  • Most powerful in segment at 29 PS
  • Cruise control, cornering ABS and traction control
  • 4-inch TFT with navigation
  • Liquid cooled engine
  • Low 790 mm seat height
  • Full LED lighting
Royal Enfield Guerrilla 450
  • Engine still has some vibrations throughout the rev range
  • Non-adjustable brake and clutch levers might be a bit of a reach for those with smaller hands
  • Smaller 11-litre fuel tank means more fuel stops if you’re out touring
Triumph Bonneville T40
  • Expensive compared to rivals
  • Heavy at 195 kg
  • Tube tyres
  • Smaller service network
  • Lacks twin-cylinder character
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Royal Enfield Guerrilla 450 Comparison with Similar Bikes

Latest News on Royal Enfield Guerrilla 450 and Triumph Bonneville T40

Recently Asked User Questions

Q. Which one is better b/w jawa 42 and guerrilla 450
  • Both the Jawa 42 and Royal Enfield Guerrilla 450 are impressive motorcycles, each offering distinct strengths in their respective segments. The Jawa 42 comes with a 294 cc engine, delivering 27.32 PS of power and a mileage of around 33 km/l, making it suitable for daily commuting. On the other hand, the Royal Enfield Guerrilla 450 features a 452 cc engine with 40.02 PS of power and a mileage of approximately 29.5 km/l, ideal for riders seeking stronger performance and highway capability. Ultimately, the choice depends on your personal preferences and riding requirements. We recommend visiting your nearest authorized dealership for a test ride before making your final decision.

Royal Enfield Guerrilla 450 Vs Triumph Bonneville T40 FAQs

Which bike is best between Royal Enfield Guerrilla 450 vs Triumph Bonneville T40?
As per the users experiences Royal Enfield Guerrilla 450 is a winner for you if you are seriously looking for comfort and maintenance in your bike. But Triumph Bonneville T40 is better on the grounds of performance and safety. On the basis of mileage user have rated both the bikes equally.
Which bike is cheaper Royal Enfield Guerrilla 450 vs Triumph Bonneville T40?
The Royal Enfield Guerrilla 450 is cheaper than Triumph Bonneville T40 by ₹3,936.
Which bike offers better performance Royal Enfield Guerrilla 450 vs Triumph Bonneville T40?
For the Apex Red version, 452 cc Petrol engine of Guerrilla 450 produces 40.02 PS @ 8000 rpm of power and 40 Nm @ 5500 rpm of torque. Whereas for the T4 version, 350 cc Petrol engine of Bonneville T40 produces 29 PS @ 7000 rpm of power and 31.2 Nm @ 5500 rpm of torque
As per the users experiences the Royal Enfield Guerrilla 450 has better performance.

Images of Royal Enfield Guerrilla 450 and Triumph Bonneville T40

Which one do you like more?
Bonneville T40
Bonneville T40
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