Compare/Trek Marlin vs Roscoe

Head to headMountain

Marlin

Roscoe

Trek

Starting price

Marlin$630

Roscoe—

Claimed weight

Marlin14.15 kg (31.2 lb)

Roscoe—

Tire clearance

Marlin—

Roscoe—

Builds available

Marlin4

Roscoe0

01 / Overview

Overview

03 / Specifications

Where the builds differ.

Comparing our editor's-pick builds side-by-side. Winners highlighted row-by-row — lower price and weight, and the better-spec component, each mark a point.

01Frameset

Marlin

7 Gen 3 · $1,400

Roscoe

Claimed weight

14.15 kg (31.2 lb)

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Frame material

Alpha Silver Aluminum, internal derailleur & dropper post routing, rack and kickstand mount, 135x5mm ThruSkew (XS has curved top tube)

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Fork

RockShox Judy Silver, Solo Air spring, rebound adjust, TurnKey hydraulic lockout, 100mm travel, 100mm QR (XS/S: 42mm offset for 27.5; M/ML/L/XL/XXL: 46mm offset for 29)

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Tire clearance

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02Groupset

Shift levers

SRAM SX Eagle, 12-speed

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Rear derailleur

SRAM NX Eagle, 12-speed

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Cassette

SRAM PG-1210 Eagle, 12-speed, 11-50T

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Crankset

SRAM SX Eagle, 30T steel ring, 49mm chainline (XS/S/M: 170mm; ML/L/XL/XXL: 175mm)

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Brakes

Shimano MT200 hydraulic disc

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03Wheelset

Front wheel

Bontrager Kovee, double-wall, Tubeless Ready, 23mm internal width, Presta valve (XS/S: 28h; M/ML/L/XL/XXL: 32h); Formula DC-20 LW, alloy, 6-bolt, 100x5mm QR

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Rear wheel

Bontrager Kovee, double-wall, Tubeless Ready, 23mm internal width, Presta valve (XS/S: 28h; M/ML/L/XL/XXL: 32h); Formula DC-22 LW, 6-bolt, Shimano 8/9/10 freehub, 135x5mm QR

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Front tire

Maxxis Rekon, Tubeless Ready, EXO casing, folding bead, 60tpi (XS/S: 27.5x2.40; M/ML/L/XL/XXL: 29x2.40)

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04Cockpit

Handlebar / stem

Bontrager alloy, 31.8mm (XS: 5mm rise, 690mm; S: 15mm rise, 720mm; M/ML/L/XL/XXL: 15mm rise, 750mm)

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Saddle

Bontrager Verse Short, stainless steel rails

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Seatpost

TranzX JD-YSI34 dropper, internal routing, 31.6mm (XS/S: 100mm travel, 350mm; M: 125mm, 405mm; ML/L: 150mm, 456mm; XL/XXL: 170mm, 500mm)

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03.1

Build variants & pricing

Marlin · 4 builds$630 – $1,400

7 Gen 3

SRAM NX Eagle · Bontrager Kovee

$1,400

6 Gen 3

Shimano CUES U6000 GS · Bontrager Kovee

$1,000

5 Gen 3

Shimano CUES U4000 · Bontrager Connection

$850

4 Gen 3

Shimano ESSA U2000 · Bontrager Connection

$630

Roscoe · 0 builds

04 / Geometry

How they fit, how they steer.

Reach × Stack · size —mm

Where the handlebar sits relative to the bottom bracket — the single most important fit pair.

Marlin

Roscoe

size —

Reach—

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Stack—

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Head tube angle—

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Trail—

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Chainstay length—

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Wheelbase—

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Top tube (effective)—

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04.1

Which size should I buy?

Your height

5'8"173 cm

5'0"5'5"5'10"6'3"6'7"

Marlin

5'6" – 5'9"

Fits riders in this height range.

Roscoe

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Fits riders in this height range.

→These are starting points. Flexibility, riding style, and preferred position all shift the answer — if you’re between sizes, a professional fit beats a chart.

05 / Reviews