I've tested so many top-end mountain bike brakes and you don't need to spend a fortune – here's why

I've tested so many top-end mountain bike brakes and you don't need to spend a fortune – here's why

Why a higher price doesn’t always mean more stopping power

Steve Behr / Our Media


There’s a certain satisfaction in fitting a set of shiny, high-end brakes to your bike – crisp levers, sculpted calipers and titanium bolts gleaming. On paper, the promise is clear: lighter, stronger, more power, more control.

But here’s the reality – most riders don’t need to spend big to get powerful stopping performance.

With a few smart upgrades – better pads, quality rotors and a careful setup – cheaper and mid-range brakes can perform almost as well as their top-tier counterparts. In many cases, they might even be the smarter choice.

Why good brakes matter

Luke Marshall riding a Scott Ransom at Dyfi Bike Park
Good brakes add more control, and enable you to ride faster and more safely. Steve Behr / Our Media

It doesn’t matter if you’re racing competitively or hitting evening laps at your local woods – good brakes will make you a more confident, smoother and safer rider.

The ability to brake smoothly into corners, scrub speed precisely, maintain traction and avoid tense riding from over-gripping the bar comes from confidence in your brakes.

The best systems don’t only slow you down — they enable you to ride harder and with more control. 

And that performance doesn’t have to cost a fortune. The truth is, the gap between mid-range and high-end systems is far smaller than the marketing suggests.

The science of slowing down

Shimano Deore brake lever
Shimano's Deore brakes are dependable budget stoppers. Andy Lloyd / Our Media

After years of testing everything from £50 budget brakes to £500 premium systems, one thing is clear: price doesn’t equate directly to performance.

Brake power comes from how effectively your hand force is multiplied through the hydraulic system and applied to the rotor. 

When you pull the lever, a small piston in the master cylinder creates hydraulic pressure, which pushes larger pistons in the caliper. The ratio between lever-piston size and caliper-piston area – known as hydraulic leverage – determines how much force reaches the pads.

A smaller lever piston generates more hydraulic pressure and braking power, but with longer lever travel. A larger piston produces less pressure and power, but gives a firmer, shorter lever feel. 

Caliper size and piston count have the biggest impact: more or larger pistons create more clamping power.

That pressure moves the pads onto the rotor, where rotor diameter and pad friction multiply it into usable stopping torque. Bigger rotors and grippier pads mean more stopping power and better heat control.

Lever design adds mechanical leverage, fine-tuning how braking force ramps up through the stroke. We call this modulation. Meanwhile, stiffness in the lever, hose and caliper ensures pressure isn’t lost through flex.

In short, braking power equals hydraulic ratio plus rotor size plus pad friction, refined by lever mechanics and system stiffness.

The myth of “top end equals better”

SRAM Level Stealth Ultimate mountain bike brakes
Top-end brakes may boast a few extra features over cheaper stoppers, but this doesn't necessarily equate to more stopping power. Ian Linton / Our Media

If you’re buying within the same family – say Shimano Deore, SLX, XT, XTR (M6120-M9120) or SRAM Maven, Motive and DB – you’re getting the same underlying architecture.

Caliper size, piston count and hydraulic leverage are almost identical, meaning they share the same braking power.

So what are you really paying for at the top end?

High-end brakes add adjustability – tool-free lever reach and bite-point adjustment – which helps fine-tune feel, but doesn’t add stopping power. You’re also paying for lighter, flashier materials such as carbon levers, titanium bolts and polished finishes.

These touches save a few grams and add to the brakes' appeal, but don’t improve performance.

Top models may have tighter machining tolerances or bearing pivots instead of bushings, giving a slightly more solid, smoother lever feel. However, once budget brakes are set up correctly, they can deliver 90% of the feel and virtually all of the power of their premium counterparts – often for less than half the price.

How to get more from cheaper brakes

SRAM DB8
SRAM's DB8 brakes are impressive stoppers, but can be even better with a tweak or two. Paul Box / Merida

If your brakes feel underpowered, don’t rush to replace them – make some smart upgrades, instead.

Start with the brake pads. Stock pads wear quickly and fade under heat. Swap them for sintered or semi-metallic pads from brands such as Galfer, SwissStop, Sinter, TrickStuff or Uberbike for an instant power boost.

Next, upgrade your rotors. Moving from 180mm to 200mm increases braking torque by roughly 10–15% and improves heat management. Go for thicker, high-performance rotors such as SRAM HS2 or Galfa Shark Disc for consistent bite on long descents.

Then, maintain your system. A fresh bleed with clean fluid often transforms lever feel, especially if air has crept in. Align the caliper precisely, clean your pistons and set the lever angles to suit. 

If your budget is around £400, don’t blow it all on fancy calipers. A setup such as Shimano Deore M6120 brakes (£240), quality sintered pads (£30), 200mm rotors (£100) and a bleed kit (£30) will outperform many £400 to £500 'factory' systems – and you’ll know how to maintain it.

When spending more stops making sense

Marin Quake downhill full suspension mountain bike
SRAM's Maven Bronze brakes might not have all of the same features as the priciest Mavens, but they certainly pack a punch on the trail. Kateland Clarke

There’s a point of diminishing returns. Above around £350 per pair, you start paying for subtle refinements – lever feel, finish and weight – not more stopping power.

A £500 pair of XTR or Maven Ultimates won’t stop you twice as fast as £250 SLX or Maven Bronze brakes. The underlying power is almost identical; you’re just buying some adjustability, polish and prestige.

For most riders, the biggest performance gains happen below £300, through smarter pad and rotor choices, proper setup and regular maintenance.

Cheaper systems are also easier and less costly to service, with widely available parts that can keep them running for years.

The importance of setup

SRAM Maven Ultimate brakes
Investing in the right kit for the job will help you maintain your brakes to ensure stopping power is always optimised. Mick Kirkman / Our Media

It’s worth stating: how your brakes are set up often matters more than which model you buy. 

Pad alignment, lever reach, rotor trueness and proper bleeding all affect power and modulation. Even the angle of your levers on the bar changes how comfortably you can apply power without fatigue. 

A well-maintained set of £100 brakes, set up optimally, will outperform a misused £500 set installed carelessly every time. 

A quality bleed, clean pistons and correctly centred calipers will give any brake system that crisp, predictable bite we all crave

Final thoughts

Male rider in blue top riding the Cube Stereo ONE77 C:68X TM 29 full suspension mountain bike
Rob Weaver riding a Cube equipped with Hayes Dominion A4 brakes, some of Luke's favourites. Laurence Crossman-Emms / Our Media

Good brakes aren’t about prestige; they’re about control, confidence and consistency.

My riding and testing have shown me that smart upgrades and proper setup matter far more than price tags. Before you drop serious money on new stoppers, upgrade your pads, rotors and fluid, and take the time to clean and set them up correctly.

You’ll be amazed at how much more power, consistency and control you can get from what you already own.

Remember, when you’re hammering into a steep, root-laced chute in the dark or the wet, the logo on your lever won’t stop you – your setup will.

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