silent perfection

TQ HPR 60 Review

End of the arms race – Welcome back, trail feeling. TQ makes a clear commitment to Light EMTBs with the new HPR 60 motor. Our test reveals what the new motor can do and whether the weaknesses of the old one have been overcome.

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The e-mountain bike industry is caught up in the performance hype. Bosch, Specialized, and most recently DJI are engaged in a veritable horsepower race – 600, 700, even over 800 watts are now found on some spec sheets. TQ is consciously taking a different path with the HPR 60. The Bavarian manufacturer stays true to its roots: lightweight construction, efficiency, quietness, and above all, a natural riding feel on the trail are the focus.

With the HPR 50, TQ already proved that light e-MTBs can be a serious alternative. However, back then, concerns about range, early thermal derating, and limited performance prevented a major breakthrough. With the new HPR 60, TQ aims to eliminate exactly these weaknesses – without betraying its original philosophy.

TQ HPR 60 Test
We were able to thoroughly test the new TQ HPR 60 on the Yeti MTe.
TQ HPR frame design
The TQ motor remains super compact even with a bit more power, allowing it to be almost invisibly integrated into the mountain bike.

Tech: Evolution Instead of Revolution – What Makes the HPR 60 Better

At first glance, much remains the same: The HPR 60 weighs, like its predecessor, just under 2 kilograms, is extremely compact, and continues to fit into existing frame designs. The casing is identical except for the cooling fins below. The mounting points and the casing are unchanged – which could theoretically even allow for retrofitting (depending on the bike manufacturer).

TQ HPR 60 weight
The new TQ HPR 60 motor: Under 2 kilos, now with new cooling fins on the underside.
TQ HPR 50 Motor
The predecessor has the same casing except for the cooling fins. Depending on the bike model, an upgrade is even possible.
TQ Display
The display, as known from TQ, remains perfectly integrated into the top tube.
TQ Remote
The remote conditions for the motor also blend subtly into the mountain bike.

Under the hood, however, TQ has made noticeable improvements in several critical areas:

  • Performance boost: With 250 watts of input, the motor now delivers up to 370 watts of output—around 20% more than the HPR 50.
  • Power band: The support operates over a wide cadence range, comparable to a Bosch CX. At just 60 RPM, almost the full power is available – ideal for natural climbing.
  • Thermal Behavior: We couldn't provoke any derating during the same test as with the predecessor.
  • Noise development: The HPR 50 motor set the benchmark in terms of sound, and this doesn't change with the HPR 60.

TQ stays true to its philosophy of building a system that impresses not on paper, but on the trail.

light EMTB Test
TQ prioritizes the riding feel on the trail over the trend of increasing power.

Range & Efficiency: New Batteries, Double the Opportunities

A long-awaited change is the new 580 Wh battery, which finally alleviates the range issue. While the old 360 Wh battery on the HPR 50 allowed for only about 1,100 meters of elevation gain, the new system with the HPR 60 now enables up to 2,193 meters of elevation gain – with the same input power and test conditions (150 W input, 100 kg system weight, asphalt route).

TQ battery
Finally, TQ is also providing a larger 560 Wh battery.

The efficiency values and ranges we have determined finally align with the fact that there is simply less power available here compared to a full power motor. The overview in tabular form clearly shows the improvements. Especially the calculated vertical meters per watt-hour speak for themselves.

System Elevation gain Battery (Wh) Hm/Wh
TQ HPR 50 (old) 1,094 360 3
TQ HPR 60 (new) 2,193 580 3.8
Bosch CX Gen 5 (Full Power comparison) 1708 600 2.8
Range TQ
We determine all our range heights ourselves on a standardized test track.
100 kg system weight
For every motor test, we always work with a system weight of 100 kilos. To balance different bikes, we use counterweights in the backpack.
With wattmeter pedals from SRM, we monitor the input power to ultimately obtain comparable values to other motor systems.

Interim conclusion: The new HPR 60 is not only more powerful, but also more efficient than most full-power systems – and all this at significantly lower weight, albeit with less output.

Field Impression: Handling like a mountain bike

An eye-opening experience occurs when you switch from a full-power e-MTB to a light bike with HPR 60. Right from the first bunny hop or manual, it’s clear: this bike handles like a real mountain bike. Lifting the front wheel is effortless with just a flick of the wrists.

In our test bike – the Yeti MTe – the system doesn’t fully capitalize on its weight advantage. Despite having chunky Schwalbe tires and massive components, the total weight remains just under 20 kg, and in lighter setups, we’ve even seen it drop under 18 kg. This means only an additional 3-4 kilos compared to a bike without a motor. Even with the old HPR 50 motor, we dared to make a comparison between a regular bike and an e-bike. With a system like the one from TQ, the differences today are truly surprisingly slight.

Parxistest TQ HPR 60
The fun on the trail is the main focus.

Even when accelerating out of corners beyond the 25 km/h mark, the Yeti doesn’t feel like you have a lead ball around your ankle. The logic that more input from the rider results in more output from the motor supports a sporty riding experience.

In steep uphill sections, the motor remains supportive – but: When facing extremely technical climbs, it does hit its limit. The power of a Bosch CX Turbo mode simply isn’t available here.

But this is not a weakness; it’s part of the concept. The HPR 60 isn’t designed to conquer every ramp but to enhance the natural trail-riding feel with a touch of tailwind.

Climbing Performance
The TQ provides solid support uphill but isn't a powerhouse.

Acoustic Comparison: The Quiet Revolution

No other point in the test was assessed so unanimously: The TQ HPR 60 is the quietest motor on the market. Even at full throttle, it remains background noise, significantly quieter than a Bosch CX or the new DJI system. While climbing, you’ll hear more birds than humming—a true argument for purists.

And downhill, there’s no clatter from the gear. TQ remains the benchmark in terms of acoustics, giving all other manufacturers homework to catch up.

Pro

  • quiet
  • more efficient than its predecessor
  • natural ride feel
  • improved thermal management
  • low weight (1.9 kg)

Contra

  • relatively low power
  • For comfort riders or e-MTB beginners, possibly too sporty
  • Full performance requires active pedaling – no "coasting"

About the author

Ludwig Döhl

... has spent more than 100,000 kilometers in the saddle of over 1000 different mountain bikes. The bottom line from many hours on the trail: mountain bikes are awesome if they match your personal preferences! With this insight, he founded bike-test.com to help bikers find their very own dream bike.

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