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BH Gravelx: every build compared

Gravelx Evo 2.5 R GRX

Mid-rangeRaceCarbon700c2026

Gravelx Evo 3.5 R GRX Hydra

Mid-rangeRaceCarbon700c2026

Gravelx Evo 5.5 R GRX 820

Mid-rangeRaceCarbon700c2026

Gravelx Evo 4.5 R Apex AXS

High endRaceCarbon700c2026

The 4 builds of the line side by side, from the cheapest list price: what each step up changes.

BH Gravelx Evo 2.5 R GRX, side viewBHBH Gravelx Evo 2.5 R GRX
List price £2,545
BH Gravelx Evo 3.5 R GRX Hydra, side viewBHBH Gravelx Evo 3.5 R GRX Hydra
List price £2,727
BH Gravelx Evo 5.5 R GRX 820, side viewBHBH Gravelx Evo 5.5 R GRX 820
List price £3,181
BH Gravelx Evo 4.5 R Apex AXS, side viewBHBH Gravelx Evo 4.5 R Apex AXS
List price £3,363

At a glance

  • BH Gravelx Evo 2.5 R GRX costs £818 less than BH Gravelx Evo 4.5 R Apex AXS (list price).
  • BH Gravelx Evo 3.5 R GRX Hydra has the higher-range groupset: Shimano GRX 820, against Shimano GRX400.
Key specs5 differences
List price £2,545 £2,727 +£182 £3,181 +£636 £3,363 +£818
Model yearSame for all 2026 2026 2026 2026
FrameSame for all Carbon
As printed

Gravel X Carbon Monocoque Racing

 Carbon
As printed

Gravel X Carbon Monocoque Racing

 Carbon
As printed

Gravel X Carbon Monocoque Racing

 Carbon
As printed

Gravel X Carbon Monocoque Racing

Wheelset 700c · Shimano RS170 Disc 700c · Shimano RS171 Disc 700c · Vision Team TC30 Disc 700c · Vision Team TC30 XDR Disc
Drivetrain 2×10 1×12 2×12 1×12
Groupset Shimano GRX400 Shimano GRX 820 Higher range Shimano GRX 820 Higher range SRAM Apex AXS
Brake model Shimano GRX400 Shimano GRX 610 Shimano GRX 820 Higher range SRAM Apex
SeatpostSame for all Rigid · BH Gravel X °Value not published by the brand Rigid · BH Gravel X °Value not published by the brand Rigid · BH Gravel X °Value not published by the brand Rigid · BH Gravel X °Value not published by the brand

Prices

Each model's retailers, delivered to your country, and their prices over time.

BH Gravelx Evo 2.5 R GRX

BH Gravelx Evo 2.5 R GRX

BH Gravelx Evo 3.5 R GRX Hydra

BH Gravelx Evo 3.5 R GRX Hydra

BH Gravelx Evo 5.5 R GRX 820

BH Gravelx Evo 5.5 R GRX 820

BH Gravelx Evo 4.5 R Apex AXS

BH Gravelx Evo 4.5 R Apex AXS

Character

The bike at a glance: the ground it is made for, how it handles, its gears and its equipment, beside the other bikes of its kind.

  • Gravelx Evo 2.5 R GRX · Gravel bike very demanding, average equipment.
  • Gravelx Evo 3.5 R GRX Hydra · Gravel bike very demanding, average equipment, equipment for the price better than 99% of other race gravel bikes.
  • Gravelx Evo 5.5 R GRX 820 · Gravel bike rather demanding, average equipment, equipment for the price better than 50% of other race gravel bikes.
  • Gravelx Evo 4.5 R Apex AXS · Gravel bike very demanding, rather high equipment, equipment for the price better than 63% of other race gravel bikes.
Terrain
BH Gravelx Evo 2.5 R GRX 88%BH Gravelx Evo 3.5 R GRX Hydra 88%BH Gravelx Evo 5.5 R GRX 820 63%BH Gravelx Evo 4.5 R Apex AXS 88%5 bikes1 bike · BH Gravelx Evo 5.5 R GRX 8201 bike5 bikes · BH Gravelx Evo 2.5 R GRX · BH Gravelx Evo 3.5 R GRX Hydra · BH Gravelx Evo 4.5 R Apex AXS
EasyDemanding

Equipment level

0255075100£3,000£4,000£5,000£6,000£7,000List priceEquipment score
  • Merida Mission 10k Xplr AXS
  • Merida Mission Force Xplr AXS
  • Merida Mission Grx400
  • Merida Mission Grx825 Di2
  • Merida Mission Rival Xplr AXS
  • BH Gravelx Evo 2.5 R GRX
  • BH Gravelx Evo 3.5 R GRX Hydra
  • BH Gravelx Evo 5.5 R GRX 820
  • BH Gravelx Evo 4.5 R Apex AXS
  • Gravelx Evo 2.5 R GRXEquipment level 46/100 · Mid-range
  • Gravelx Evo 3.5 R GRX HydraEquipment level 59/100 · Mid-range
  • Gravelx Evo 5.5 R GRX 820Equipment level 59/100 · Mid-range
  • Gravelx Evo 4.5 R Apex AXSEquipment level 67/100 · High end
BH Gravelx Evo 2.5 R GRXBH Gravelx Evo 3.5 R GRX HydraBH Gravelx Evo 5.5 R GRX 820BH Gravelx Evo 4.5 R Apex AXSother race gravel bikes

Components and specs

Every spec line by line; the higher range of a component is marked. The technical groups are folded.

Ride type
Ride typeSame for all Race
As printed

Gravel X Carbon Monocoque Racing

 Race
As printed

Gravel X Carbon Monocoque Racing

 Race
As printed

Gravel X Carbon Monocoque Racing

 Race
As printed

Gravel X Carbon Monocoque Racing

SuspensionSame for all Rigid °Value not published by the brand Rigid °Value not published by the brand Rigid °Value not published by the brand Rigid °Value not published by the brand
Frame and fork
ForkSame for all Carbon °Value not published by the brand Carbon °Value not published by the brand Carbon °Value not published by the brand Carbon °Value not published by the brand
Frame weight 940 g 940 g –Not given 940 g
Max tyre clearanceSame for all 45 mm 45 mm 45 mm 45 mm
Drivetrain8 differences
Groupset brand Shimano
As printed

Shimano GRX400

 Shimano
As printed

Shimano GRX 820

 Shimano
As printed

Shimano GRX 820

 SRAM
As printed

SRAM Apex AXS

Shifting Mechanical °Value not published by the brand
As printed

Shimano GRX 400 10 sp Shimano GRX400

 Mechanical °Value not published by the brand
As printed

Shimano GRX 820 12sp Shimano GRX hydra

 Mechanical °Value not published by the brand
As printed

Shimano GRX 820 12sp Shimano GRX 820

 Electronic, wireless °Value not published by the brand
As printed

SRAM Apex AXS SRAM Apex AXS

Chainrings 2 1 −1 2 1 −1
Gears at the back 10 12 Best of the comparison+2 12 Best of the comparison+2 12 Best of the comparison+2
Chainring teeth Shimano GRX 400 46/30 Shimano GRX 820 Mono 40T Higher range Shimano GRX 610 46/30T SRAM Apex 40T
Cassette Shimano Deore 11/36 Shimano SLX 10/45 Shimano Ultegra 11/36 Higher range SRAM Apex 10/44
Rear derailleur Shimano GRX 400 10 sp °Value not published by the brand Shimano GRX 820 12sp °Value not published by the brandHigher range Shimano GRX 820 12sp °Value not published by the brandHigher range SRAM Apex AXS °Value not published by the brand
Shifters Shimano GRX400 °Value not published by the brand Shimano GRX hydra °Value not published by the brand Shimano GRX 820 °Value not published by the brandHigher range SRAM Apex AXS °Value not published by the brand
Brakes
BrakesSame for all Hydraulic disc °Value not published by the brand
As printed

Shimano GRX 400 Disque hydraulique

 Hydraulic disc °Value not published by the brand
As printed

Shimano GRX 600 Disque hydraulique

 Hydraulic disc °Value not published by the brand
As printed

Shimano GRX 800 Disque hydraulique

 Hydraulic disc °Value not published by the brand
As printed

SRAM Apex Disque hydraulique

Wheels and tyres
Wheel sizeSame for all 700c / 29"
As printed

Pirelli Cinturato Gravel 700x40

 700c / 29"
As printed

Pirelli Cinturato Gravel 700x40

 700c / 29"
As printed

Pirelli Cinturato Gravel 700x40

 700c / 29"
As printed

Pirelli Cinturato Gravel 700x40

RimsSame for all Aluminium °Value not published by the brand Aluminium °Value not published by the brand Aluminium °Value not published by the brand Aluminium °Value not published by the brand
TyresSame for all Pirelli Cinturato Gravel 700x40 Pirelli Cinturato Gravel 700x40 Pirelli Cinturato Gravel 700x40 Pirelli Cinturato Gravel 700x40
Tyre width fittedSame for all 40 mm 40 mm 40 mm 40 mm
Cockpit and seatpost2 differences
Handlebar width 400 mm °Value not published by the brand 400 mm °Value not published by the brand–Not given 400 mm °Value not published by the brand
Handlebar FSA NS Gravel, X, Handlebar, FSA NS Gravel, XS 400mm, SM 420mm, MD 420mm, LA 440mm, XL 440mm °Value not published by the brand FSA NS Gravel, X, Handlebar, FSA NS Gravel, XS 400mm, SM 420mm, MD 420mm, LA 440mm, XL 440mm °Value not published by the brand BH Lite Gravel °Value not published by the brand FSA NS Gravel, X, Handlebar, FSA NS Gravel, XS 400mm, SM 420mm, MD 420mm, LA 440mm, XL 440mm °Value not published by the brand
Stem FSA NS SMR, X, Stem, FSA NS SMR, XS 90mm, SM 100mm, MD 100mm, LA 110mm, XL 110mm °Value not published by the brand FSA NS SMR, X, Stem, FSA NS SMR, XS 90mm, SM 100mm, MD 100mm, LA 110mm, XL 110mm °Value not published by the brand FSA NS SMR °Value not published by the brand FSA NS SMR, X, Stem, FSA NS SMR, XS 90mm, SM 100mm, MD 100mm, LA 110mm, XL 110mm °Value not published by the brand
Seatpost modelSame for all BH Gravel X °Value not published by the brand BH Gravel X °Value not published by the brand BH Gravel X °Value not published by the brand BH Gravel X °Value not published by the brand

° Value not published by the brand

Geometry

A size per bike (the nearest to the first one's at first), the differences measured from the reference bike.

Gravelx Evo 2.5 R GRX · MGravelx Evo 3.5 R GRX Hydra · M
  • Gravelx Evo 2.5 R GRX · M
  • Gravelx Evo 3.5 R GRX Hydra · M

Stack and reach

520530540550560570580590340350360370380390400410↖ UprightAggressive ↘Reach (mm)Stack (mm)Gravelx Evo 2.5 R GRX · M — Reach (mm) 377 · Stack (mm) 556Gravelx Evo 3.5 R GRX Hydra · M — Reach (mm) 377 · Stack (mm) 556
  • Gravelx Evo 2.5 R GRX · M Gravelx Evo 2.5 R GRX · M — Reach (mm) 377 · Stack (mm) 556
  • Gravelx Evo 3.5 R GRX Hydra · M Gravelx Evo 3.5 R GRX Hydra · M — Reach (mm) 377 · Stack (mm) 556
Geometry
Size M M –Not given–Not given
Reach 377 mm 377 mm –Not given–Not given
Stack 556 mm 556 mm –Not given–Not given
Top tube (effective) 548 mm 548 mm –Not given–Not given
Seat tube 520 mm 520 mm –Not given–Not given
Head tube 140 mm 140 mm –Not given–Not given
Head angle 71° 71° –Not given–Not given
Seat angle 73° 73° –Not given–Not given
Chainstays 426 mm 426 mm –Not given–Not given
Wheelbase 1,019 mm 1,019 mm –Not given–Not given
Front centre 602 mm 602 mm –Not given–Not given
BB drop 73 mm 73 mm –Not given–Not given
BB height 276 mm 276 mm –Not given–Not given
Fork offset 53 mm 53 mm –Not given–Not given
Trail 64 mm 64 mm –Not given–Not given

Where to buy them

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