Skip to content
Mesa Project
Altis Sigma MX in black, side view

Photo: Altis Powersports · MX 19/16 configuration shown; Standard has an 18-inch rear wheel.Photo policy

Mid-size

Altis

Sigma MX

2027Manufacturer explicitly labels this the 2027 US version; do not mix with older 2025/2026 specs.

Trim

MXStandard

A 97.2V trail platform with Standard and smaller-rear-wheel MX configurations.

Editorial opinion. Specs below are sourced.

Price

$5,299

Current listed manufacturer price.

Where these specs come fromManufacturer page read directly. MX availability includes incoming stock; Standard is not currently available to order. Weight is not published on the current page.

Power

25 kW34 hp

Above 63 of 81 in index

Weight

—not published

Battery

3,402 Wh3.4 kWh

Above 58 of 82 in index

W/kg

—not published

Seat height

889 mm35 in

Lower than 12 of 72 in index

Front travel

220 mm8.7 in

Above 18 of 35 in index

Specifications

[n] = source · CALC = calculated by Mesa Project

Price

Price
$5,299[1]Current listed manufacturer price.

Motor & performance

Peak power
25 kW34 hp[1]
Rated power
Not published
Power-to-weight
Not published
Torque (as published)
688 Nm507 lb-ft[1]Published with 44T sprocket; measurement point unspecified.
Top speed
65 mph105 km/h[1]Up to 65 mph, 44T gearing.

Battery & charging

Battery capacity
3,402 Wh3.4 kWh[1]
Pack voltage
97.2 V[1]
Pack amp-hours
35 Ah[1]
Swappable battery
Not published
Range claim
Not published
Charge time
2 h[1]20–80% only, not a full charge.

Chassis

Weight
Not published
Seat height
889 mm35 in[1]
Ground clearance
330 mm13 in[1]
Wheelbase
1,300 mm51.2 in[1]
Frame
Not published

Suspension

Fork
Adjustable dual-spring off-road suspension[1]
Front travel
220 mm8.7 in[1]
Shock
Not published
Rear travel
Not published

Wheels & brakes

Front wheel
19″[1]
Rear wheel
16″[1]
Front tire
70/100-19[1]
Rear tire
90/100-16[1]
Front brake
Not published
Rear brake
Not published

Electronics

Ride modes
Eco · Normal · Sport · Race[1]
Regen braking
5 selectable levels[1]
Display
TFT with NFC and key ignition[1]

Ownership

Warranty
Not published

Sources

  1. [1]2027 US Altis SigmaAltis Powersports · MANUFACTURER · CHECKED 2026-11-13

Values are manufacturer claims as published by the source unless tagged otherwise. Found an error? Report it.

Compare against

  • 2026 Sur-Ron Ultra Bee HP in Carbon Black with black front fender, side view

    Sur-Ron · 2026

    Ultra Bee

    24.5 kW · 195 lb88.5 kg · 4,440 Wh

    • → Sigma MX claims 0.5 kW more peak power
    • → Ultra Bee carries 1,038 Wh more battery
    Sigma MX vs Ultra Bee →
  • Xaber 300, product photo

    Segway · 2026

    Xaber 300

    21 kW · 187 lb84.8 kg · 3,168 Wh

    • → Sigma MX claims 4 kW more peak power
    • → Sigma MX carries 234 Wh more battery
    Sigma MX vs Xaber 300 →
  • XE Pro S, product photo

    Arctic Leopard · 2026

    XE Pro S

    20 kW · 159 lb72.1 kg · 3,960 Wh

    • → Sigma MX claims 5 kW more peak power
    • → XE Pro S carries 558 Wh more battery
    Sigma MX vs XE Pro S →