MOGAS + AVGAS Compatible
All Rotax engines run on both MOGAS RON 95 and AVGAS 100LL. MOGAS saves up to 30 % on fuel cost — and is available almost anywhere.
Overview
MOSAIC turbo. Where training meets performance.
The fuel-efficient FAA MOSAIC LSA configuration of the proven B23M airframe — sport-pilot eligible, with a BRS whole-aircraft parachute as standard.
136 KTAS
252 km/h
CRUISE SPEED 5.6 GPH
21.2 L/h
FUEL BURN (75%) 340 NM
630 km
RANGE 1,260 fpm
6.4 m/s
CLIMB RATE 1,653 lbs
750 kg
MTOW 628 lbs
285 kg
USEFUL LOAD DESIGN & GALLERY
Built around the airframe.
Low-wing all-metal construction. Bubble canopy. The proven B23 airframe, built to MOSAIC.
Avionics & Technology
Garmin glass. Configurable from VFR to Full IFR.
Garmin G3X Touch glass cockpit configurable from VFR through full IFR. Build your panel.
Two 10.6" touchscreen displays present synthetic vision, engine monitoring and full GPS navigation in one consistent interface.
Garmin GMC 507 autopilot controller with Electronic Stability Protection (ESP), Blue LEVEL button, and full integration with G3X Touch displays.
Night VFR equipped as standard — cockpit lighting, dimmable instrument panel, and dual-redundant electrical system for confident after-dark operations.
Exterior LED lighting package — wingtip strobes, navigation lights, landing and taxi lights. Visibility and longevity from solid-state illumination.
Garmin Flight Stream 510 wireless link to ForeFlight / Garmin Pilot. Post-flight tracks, engine data, and route logs sync automatically for training review and trend monitoring.
Rotax 915iS Turbo
The turbocharged Rotax 915iS maintains full power up to 15,000 ft, unlocking high-altitude performance for mountain flying and longer cross-country routes.
- Power
- 141 HP / 103.7 kW
- Fuel
- MOGAS / AVGAS
- TBO
- 1,200 hours
MTV Three-Blade Constant-Speed Propeller
Hydraulic constant-speed · 3-blade · matched to the Rotax 915iS Turbo
Hydraulically adjustable MTV propeller sets blade pitch across the full flight envelope — maximum climb at take-off, peak efficiency in cruise, full power to FL150 (15,000 ft / 4,572 m). Standard on the B23-916iS.
Operating Economics
Built for the per-hour budget.
Rotax flexibility on fuel and a long engine TBO substantially lower per-hour operating cost — a hard requirement for flight schools and high-utilisation fleets.
Safety & Certification
Certified. Standard. Repairable.
B23M-915iS is the FAA MOSAIC LSA configuration of the B23M airframe. MOSAIC unlocks 1,653 lbs (750 kg) MTOW and equipment options traditional US LSA doesn't permit — engine choice, gear configuration, full IFR avionics. BRS whole-aircraft parachute as standard. All-metal aluminum airframe.
BRS Whole-Aircraft Parachute
Ballistic recovery system — deploys in seconds, brings the entire aircraft to a safe landing under canopy.
Dual Ignition System
Dual magneto ignition provides engine redundancy — if one system fails, the other keeps you flying.
LED Navigation & Landing Lights
High-visibility LED navigation lights, landing lights, and strobes for safe day and night operations.
Stall Warning System
Audible and visual stall warning provides clear advance notice before critical angle of attack is reached.
ELT with GPS Encoding
Emergency Locator Transmitter with integrated GPS encoding for rapid and precise location in an emergency.
Specifications
Technical data
B23M-915iS · FAA MOSAIC LSA · 1,653 lbs (750 kg) MTOW
| Specification | Value |
|---|---|
| Max Power | 103.7 kW 141 HP |
| Cruise Speed | 252 km/h 136 KTAS |
| Max Speed (VH) | 278 km/h 150 KTAS |
| Rate of Climb | 6.4 m/s 1,260 fpm |
| Service Ceiling | 5,486 m 18,000 ft |
| Range | 630 km 340 NM |
| Specification | Value |
|---|---|
| Maximum Take-Off Weight | 750 kg 1,653 lbs |
| Empty Weight | 465 kg 1,025 lbs |
| Useful Load | 285 kg 628 lbs |
| Fuel Capacity | 120 L 31.7 US gal |
| Specification | Value |
|---|---|
| Wingspan | 9.274 m 30 ft 5 in |
| Length | 6.585 m 21 ft 7 in |
| Cabin Width | 130 cm 51.2 in |
All specifications per FAA MOSAIC LSA approved configuration.
Download spec sheet (PDF)
Ownership
Factory-backed. Globally serviced. Built to your spec.
Every Bristell ships with the same factory backing, service network and personalisation options — wherever in the world it lands.
Design Custom
Bespoke build
Custom paint schemes, leather interior, avionics packages. Configured to your spec.
Warranty
2 YR · 500 H · 1,000 LDG
2 years, 500 flight hours, or 1,000 landings — whichever comes first. Covers airframe, electrical installation, engine installation and aircraft completion. Rotax engine and avionics carry separate manufacturer warranties.
Bristell Direct
24/7 worldwide
Your direct line to the factory in Kunovice. Service, parts and custom requests — handled by the people who built your aircraft.
Worldwide Support
30+ countries
Authorised service in 30+ countries. Wherever you land, your aircraft stays in the air.
Smart Details
Hundreds of details. Every one deliberate.
Hundreds of details across cockpit, comfort, storage and personalisation. Filter by area.
Throttle quadrant on left
Learn more →Dual control sticks
Learn more →USB charging ports
Learn more →Electric pitch trim
Learn more →More comfort coming soon.
More smart storage coming soon.
More personalisation coming soon.
Built to Order
No two leave the factory the same.
Every Bristell is built around its pilot. Tell us how you'll fly yours — and we'll build it.
Propellers, towing winch, extended range, bush wheels.
Leather trim, alcantara accents, signature stitching.
Heating, panel lighting, USB, oxygen support.
Heritage palette, executive metallics, designer schemes.
Bristell Bristell B23M-915iS
Join Bristell community
Stay informed about the latest Bristell aircraft developments, upcoming events, and exclusive offers.
By subscribing, you agree to our Privacy Policy and consent to receive marketing emails.