In the ever-evolving world of remote-controlled vehicles, the 1/24 Losi Micro-B 2S 2WD RTR Race Buggy has quickly become one of the most talked-about mini RC vehicles on the market, combining small size and easy portability with race-ready speed that makes it seem much bigger compared with what it truly is.
Designed for both beginners and seasoned RC enthusiasts, with its potent 2S LiPo capability, full independent suspension, and a drivetrain engineered for speed and handling.
Alongside the original Losi Micro-B, the larger Losi Mini-B, and other well-liked RC buggy models from the brand, its introduction also adds excitement to Losi’s expanding range of small-scale performances.
What is the Losi Micro-B 1/24 Buggy?
The Losi Micro-B 1/24 Buggy is a compact, scaled-down version of the popular Losi Mini-B, designed to bring the thrill and engineering of a competition-grade RC buggy into a compact, indoor-friendly size. It is best for both indoor and outdoor use. As an RTR model, it comes with almost everything needed to start driving right out of the box, offering serious performance, tunability, and durability to both newcomers and seasoned hobbyists looking for a fun, space-conscious RC option.
Key Features of the 1/24 Micro-B 2S 2WD RTR
- Reaches 13+ mph of high speed, which is astounding for its size.
- Uses a black-anodized, strong, and lightweight aluminum chassis.
- Equipped with adjustable oil-filled shocks (20 wt).
- Comes with a Spektrum SLT2 2.4 GHz radio, which supports many drivers.
- The efficient power system includes a 350 mAh 2S LiPo battery.
- Fully assembled and ready to go right out of the box—no building required.
- It’s built in a way that allows for upgrades and tuning.
Build Quality & Design Review
The 1/24 Losi Micro-B 2S continues Losi’s reputation for its key components, like the gearbox, shock towers, and suspension arms, which are made from a robust nylon composite, known for its excellent impact resistance.The Micro-B platform is built around a durable composite monocoque chassis plate.
Losi achieved a notably low center of gravity through several thoughtful layout choices. The motor is mounted low and in the midship position, while the battery slot is also positioned low within the chassis. Additionally, the oil-filled shocks are angled, enhancing performance on both indoor tracks and small outdoor layouts.
It’s aerodynamic, with a pointed nose, integrated wing, and well-defined fender arches that accommodate the full range of suspension travel. The design is purely function-driven, mimicking the vehicles seen on professional RC race tracks. The Micro-B not only drives like a real mini racer, but it also looks like one with a style that stands out on any track.
Performance Review: How Fast Is the Micro-B?
The Losi 1/24 Micro-B 2S 2WD delivers impressive performance for its compact size. It is capable of running over 30 km/h (approx. 18–20+ mph) on 2S LiPo. The brushless motor delivers smooth power delivery and a strong punch. On the handling side, its oil-filled shocks help absorb bumps and keep the vehicle stable even when pushed hard. A low center of gravity helps reduce the likelihood of rollovers. Optimized for tight indoor tracks, the vehicle offers sharp cornering and quick transitions. It performs best on surfaces such as smooth dirt, carpet, and indoor clay tracks. Stays reasonably cool due to efficient electronics for its size.
Battery Life & Electronics
The Losi 1/24 Micro-B 2S 2WD is equipped with a compact 2S LiPo battery designed for high output; it offers 6–12 minutes of run time. Its electronics are neatly integrated, featuring an integrated ESC/receiver combo for simplified wiring. High-response micro servo for precise steering The brushed motor provides strong torque; it can be upgraded to brushless for more speed. Dust-resistant housing ensures better long-term reliability.
Durability Test: How Tough Is the Losi Micro-B?
The Micro-B uses an extremely strong drivetrain that handles stock power and brushless upgrades. A black-anodized aluminum chassis is used that is flexible and durable. With oil-filled shocks, the buggy handles jumps and bumpy terrain smoothly. It’s hobby-grade tough, not indestructible. It’s built for performance and is easily repaired.
Equipped with a strong front bumper that absorbs most minor impacts. The aluminum chassis adds rigidity and prevents bending during tough hits. Parts hold up well with proper cleaning and routine maintenance.
Comparison: Losi Micro-B vs Losi Mini-B
Here’s a comparison table between Losi 1/24 Micro B 2S 2WD RTR and Losi 1/16 Mini B 2WD Buggy RTR showing their main differences:
| Features | Micro-B | Mini-B |
|---|---|---|
| Scale | Tiny (1/24) | Bigger (1/16) |
| Speed | Zippy | Powerful |
| Portability | Compact | Bulky |
| Driving Space | Indoor | Outdoor |
| Durability | Tough | Rugged |
| Beginner-Friendly | Very | Moderate |
| Upgrade Potential | Limited | Extensive |
| Run Time | Short | Longer |
| Motor Type | Brushed motor | Brushless or brushed with 2S LiPo |
| Versatility | Micro-specific | All-purpose |
Upgrades & Accessories Worth Buying
There are several upgrades and accessories that many Losi Micro-B owners find worth buying to improve durability, handling, or just make running easier beyond the stock setup.
Aluminum upgrade kit for much greater durability, less flex, and sharper steering response. The upgraded motor boosts power and throttle response. Better or spare LiPo batteries and extra tires let you run longer. Aluminum/upgraded shocks improve handling and stability, especially over rough terrain or during jumps.
Lastly, considering hop-up components like metal gears, updated servos, and chassis braces—from the manufacturer or reputable third-party manufacturers—can boost overall reliability, steering accuracy, and durability.
Pros & Cons of the 1/24 Losi Micro B
| Pros | Cons |
|---|---|
| Fast for its size | Small parts difficult to handle |
| RTR (Ready-to-Run) convenience | Stock plastic parts can break |
| Good battery life | Limited brushless upgrade options |
| Strong aluminum chassis | Steering could be more precise |
| Great for indoor & small tracks | Less grip on smooth surfaces |
Who Should Buy This RC Buggy Losi Model?
Perfect for:
The Micro-B comes RTR (ready-to-run) and with built-in throttle limiting (Rookie Mode), so it is ideal for beginners & newcomers. Its tiny 1/24 scale and compact wheelbase make it perfect for indoor tracks and best for small-space racers. It’s best suited to casual hobbyists/fun drivers, portable RC enthusiasts, and tinkerers and madders on a budget.
Maybe Not Ideal If You Want
For large tracks, jumps, or high-speed competition, larger-scale buggies (1/10, 1/8, etc.) will outperform Micro-B in terms of durability, speed, and stability. If you dislike regular maintenance or part replacements, this might not be the right choice. Hardcore outdoor bashers on rough terrain and users specifically seeking 4WD power and traction.
Final Verdict: Is the Losi Micro-B Worth It?
The Losi 1/24 Micro-B 2S 2WD RTR is absolutely worth it and delivers impressive value and enjoyment for those who want a small, maneuverable, and the best RC buggy, especially beginners, indoor racers, or hobbyists who appreciate portability and ease. Its ready to run setup, quality aluminum chassis, nimble handling, and upgrade potential make it an everyday starter or everyday micro buggy. As a first micro-buggy, or a lightweight daily driver, it’s a strong choice.
Frequently Asked Questions
The Losi 1/24 Micro-B 2S 2WD RTR RC buggy can reach a top speed of about 13+ mph.
Whether the Losi 1/24 Micro-B 2S 2WD RTR is “better” than the Losi Mini-B 2WD Buggy RTR depends on what you’re after. For small spaces, indoor tracks, or casual fun, the Micro B often wins but if you care about raw speed, more power, versatile terrain handling, or upgrade potential, the Mini B is generally the stronger and more capable choice.
Yes, the Micro B is an excellent choice for beginners because it’s ready-to-run, easy to control.
Yes, Micro B is highly upgradeable, with many owners upgrading its tires, shocks, chassis parts, and even motor/ESC for better performance.
