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Sivrock 1000W Fat Tire Electric Mountain Bike vs OUXI V8 Fat Tire Electric Bike

The Sivrock is the better trail bike: a 1000W motor with 85Nm of torque, 26-inch fat tires and a 330 lb payload make it the stronger climber and the more stable ride on rough ground. The OUXI V8 is the better city and commuter bike: a compact 20-inch wheel, a removable battery and hydraulic disc brakes suit stop-and-go riding and apartment storage. Owners of the OUXI rate it highly for build and value, but complain about brake setup, a speed limit that needs unlocking and range that falls short of the claim. The Sivrock is heavier and slower to charge, so pick it for terrain, not for tight storage.

  • Choose the Sivrock if you ride trails, sand, snow or steep hills and want the bigger motor, more torque and larger wheels.
  • Choose the OUXI V8 if you commute, store the bike in a small space and want a removable battery and hydraulic brakes.

Prices

  • Sivrock 1000W Fat Tire Electric Mountain Bike: $899.99 at TurboTech Co. (checked today)
  • OUXI V8 Fat Tire Electric Bike: $499.99 at lenonlures.com (checked today)
  • Difference: the OUXI V8 Fat Tire Electric Bike is $400.00 cheaper than the Sivrock 1000W Fat Tire Electric Mountain Bike today
Sivrock
Sivrock 1000W Fat Tire Electric Mountain Bike

Sivrock 1000W Fat Tire Electric Mountain Bike

$899.99at TurboTech Co.Checked 10 h ago
See all prices and details
Visit TurboTech Co.

Store links may earn us a commission.

Pros
  • 1000W motor with 85Nm climbs steep grades
  • 26-inch fat tires hold a line on sand, snow and rock
  • Long pedal-assist range claim suits long trail days
  • 330 lb payload and aluminum frame
  • Shimano 7-speed gearing
Cons
  • Mechanical disc brakes need more lever effort than hydraulic
  • 8 to 9 hour charge is slow
  • Heavy at about 26 kg and awkward to carry upstairs
  • Few verified owner reviews to check the claims against
OUXI
OUXI V8 750W Fat Tire Electric Bike

OUXI V8 Fat Tire Electric Bike

OUXI V8 750W Fat Tire Electric Bike

4.8(186 ratings)
$499.99at lenonlures.comChecked 10 h ago
See all prices and details
Visit lenonlures.com
Pros
  • Hydraulic disc brakes stop with less hand effort
  • Removable battery charges indoors or at a desk
  • Compact 20-inch wheels suit city riding and small storage
  • Owners rate build quality and value highly
  • Charges in roughly 5 to 7 hours
Cons
  • Speed is capped until unlocked, and some owners never see 32 mph
  • Owners report real range below the advertised figure
  • Brakes often need adjustment out of the box
  • Display is hard to read in sunlight and the seat is uncomfortable on long rides
  • Thin assembly manual

What separates them

Sivrock 1000W Fat Tire Electric Mountain BikeOUXI V8 Fat Tire Electric Bike
Motor and torque1000W gear hub motor, 85Nm, climbs up to 35 degrees750W nominal with 1000W peak, 50-60Nm
Wheel and tire size26 x 4.0 fat tires, more rollover and stability at speed20 x 4.0 fat tires, more compact and nimble in traffic
BrakesMechanical double disc brakesHydraulic disc brakes with better lever feel and less hand effort
Battery handlingIntegrated 48V 15Ah battery, charged on the bikeRemovable 48V 15Ah battery, can be carried inside to charge
Claimed range25+ miles electric, up to 75 miles in pedal assistUp to 37 miles electric, up to 60 miles in pedal assist
Charging time8 to 9 hoursAbout 5 to 7 hours per the listing, over 3 hours in the spec table
Weight and sizeAbout 26 kg, full-size mountain frame, harder to carry or store16-inch frame, 20-inch wheels, easier to lift and store
Owner feedbackLittle independent owner feedback; specs come from the maker4.8 of 5 from 186 ratings, praised for build and value, criticized for brakes, speed limit and real range

Price history

$1,230.22$399.99
Nov 9Nov 11
  • Sivrock 1000W Fat Tire Electric Mountain Bike: lowest $1,230.22 on Nov 9 at appravo.com; $1,230.22 on Nov 11.
  • OUXI V8 Fat Tire Electric Bike: lowest $399.99 on Nov 10 at Amazon; $499.99 on Nov 11.

Prices at every store

Sivrock 1000W Fat Tire Electric Mountain Bike

  • TurboTech Co.New

    In stock

    $899.99Checked 10 h ago
    Visit TurboTech Co.
  • appravo.comNew

    In stock

    $1,230.22Free shippingChecked 10 h ago
    Visit appravo.com

Store links may earn us a commission.

All 2 stores and price history →

OUXI V8 Fat Tire Electric Bike

  • OUXINew

    In stockReturn policy

    $699.00Checked 5 h ago
    Visit OUXI
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $399.99+ $100.00 shippingChecked 20 h ago
    Visit Amazon
  • lenonlures.comNew

    Availability unknown

    $499.99Checked 10 h ago
    Visit lenonlures.com
All 3 stores and price history →

Specs compared

SpecSivrock 1000W Fat Tire Electric Mountain BikeOUXI V8 Fat Tire Electric Bike
Frame materialAluminum alloy 6061Aluminum Alloy
Suspension TypeFront SuspensionFront Suspension
Number Of Speeds7 speed7 speed
Motor power1000W—
Battery48V/15Ah—
Tire size26 x 4.0—
Net weight26kg—
Top speed25+MPH—
Range25 to 40+ Mile by Pedal—
BrakesDouble disc brake—
ShifterShimano 7 speed—
DisplayLCD—
Show all 30 specsShow fewer specs
SpecSivrock 1000W Fat Tire Electric Mountain BikeOUXI V8 Fat Tire Electric Bike
ForkFront suspension fork—
Payload capacity330 lbs—
TypeMountain—
Max Load—330 lbs
PAS Mode Range—60 Miles
Max Speed—32 Mph
Tires—20*4.0 inch Fat Tire
Wattage—750W
Wheel Size—20"
Braking System—Hydraulic Disc Brake (Hydraulic Brake Pad)

What reviewers say

Sivrock 1000W Fat Tire Electric Mountain Bike

Owner feedback on this class of budget fat-tire hub-drive e-bike is mixed: riders like the power and the price-to-spec ratio, but report real-world range well under the claimed 75 miles and note the weight.

What people mention
  • Motor powerPraisedRiders say the 1000W hub motor pulls strongly uphill and reaches 25 mph quickly.
  • Battery rangeCriticisedOwners report real pedal-assist range far below the advertised 75 miles, closer to the 25-40 mile figure.
  • WeightCriticisedAt 26 kg the bike is hard to lift onto car racks or carry up stairs.
  • Fat tiresPraisedThe 26 x 4.0 tires are said to grip well on snow, sand and loose gravel.

OUXI V8 Fat Tire Electric Bike

  • 4.8 / 5186 ratings

Owners rate the V8 highly for build quality, value and fun factor, and most find assembly straightforward. Complaints center on brakes needing work out of the box, a 20 mph speed cap, optimistic range claims and a dim display.

What people mention
  • Build qualityPraisedOwners describe the frame and components as sturdy and solid.
  • AssemblyMixedMost find setup easy, but the manual and instructions are thin.
  • BrakesCriticisedMany report the brakes arrive needing adjustment or replacement.

Questions and answers

Which is better for steep hills?
The Sivrock. Its 85Nm of torque and 1000W motor are rated to climb 35-degree slopes, well above the OUXI's 50-60Nm. The OUXI handles moderate hills fine, but it works harder on long grades.
Which is better for a daily city commute?
The OUXI V8. The 20-inch wheels turn quicker in traffic, the battery comes out to charge at your desk, and hydraulic brakes are easier on your hands in stop-and-go riding. The Sivrock is the better choice only if your route includes rough ground.
Which lasts longer?
Both use aluminum frames and Shimano 7-speed drivetrains, so frame life is similar. The OUXI's hydraulic brakes and removable battery are easier to service and replace, which helps long-term. The Sivrock's larger motor and battery are worked harder on trails.
Is the OUXI really a 1000W bike?
It is a 750W motor with a 1000W peak rating, not a continuous 1000W like the Sivrock. Expect less sustained power on long climbs.
Do owners get the range the makers claim?
OUXI owners often report less range than advertised, especially in cold weather or at high assist. The Sivrock's 75-mile figure is a best-case pedal-assist number, so plan on less in real use.
Is the Sivrock worth stepping up to?
Yes if you ride trails, sand or snow and want the bigger motor and wheels. No if you mainly commute or have to carry the bike up stairs, where the OUXI's lighter, smaller build wins.

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Gears—7 Speed
Voltage—48 V
Charging Time—>3 hours
Torque—50-60 Nm
Color—Black
Age Group—Adult
Frame Size—16 inch frame
Tire Width—4 inch tires
  • Speed limitCriticisedRiders say it is capped at 20 mph until unlocked and some never reach 32 mph.