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2024 · Supersport · Buyer's Guide
Small Bike, Real Chassis
The RS 457 is Aprilia shrinking its superbike thinking without dumbing it down. At its core is an aluminum twin-spar frame, a spec you won't find elsewhere in this class. It's wrapped around a 457 cc liquid-cooled parallel twin with a 270° crank, making 48 hp and 32 lb-ft. Most of that torque is there early, so you don't have to wring its neck to get going. The standard kit is grown-up too: ABS, traction control, ride modes, adjustable suspension at both ends, a slipper clutch and a TFT dash. A quickshifter is on the options list. This is a real Aprilia. Just smaller.
It weighs 386 lb (175 kg) wet and changes direction without fuss, yet the front stays settled. That makes it a superb teacher: you build corner confidence on this bike, not top-speed bragging rights, and 118 mph is the ceiling anyway. It suits newer riders who want a proper sportbike, and experienced riders who'd rather carry speed than burn it. The honest caveats: tall riders run short of room, and ownership needs some attention. A faulty regulator-rectifier that drains the battery is a known issue, and Indian owners reported a cluster of early engine failures through 2024 and early 2025. Check the history before you buy.
Spec sheets don't ride bikes, but they set the baseline.
| Power | 48 hp (35 kW) @ 9,400 rpm |
|---|---|
| Torque | 32 lb-ft (44 Nm) @ 6,700 rpm |
| Displacement | 457 cc500cc Motorcycles → |
| Engine | Parallel twin |
| Cooling | Liquid-cooled |
| Gearbox | 6-speed |
| Final drive | Chain |
| Fork | Upside-down (USD) |
| Front brake | 320 mm |
| Front tire | 110/70-17 |
| Rear tire | 150/60-17 |
| Wheelbase | 53.1 in (1349 mm) |
| Seat height | 31.4 in (798 mm) |
| Wet weight | 386 lb (175 kg)Sportbikes Under 400 Pounds Wet → |
| Fuel capacity | 3.4 gal (12.9 L) |
| Top speed | 118 mph (190 km/h) |
Equipment check
Chassis
Connectivity
Drivetrain
Lighting
Safety
Sit on it and the first thing you notice is how compact the whole package is. The 31.4 in (798 mm) seat won't scare anyone, and the bike feels small underneath you in a good way. Thumb the starter and the twin settles into a deep, off-beat note that sounds a lot bigger than 457 cc. Out on a tight circuit full of direction changes it stays smooth and friendly, and the front end is talking to you from the very first turn. Within a few laps I'd stopped thinking about the bike and started thinking about lines. The one snag: when I moved my body across for the next corner, I ran out of room before the bike did. If you're tall, sit on one first. Me? I climbed off grinning. Proper sportbike!
My own 0–100 score for this bike against the class, area by area — the marker on each bar is the class average.
What sets this chassis apart for me is the feedback. I tip in and the front tire is already reporting grip, which is exactly what I expect from an Aprilia, and I'd handed over my trust before the first lap was done. The steering strikes a balance you rarely find: composed at the front, yet always ready to drop onto its side when I ask. The precision is in the same league as Aprilia's big sportbikes, in a much smaller frame. Rock it from one lean angle to the next and the slim rear tire and compact proportions make it light work. It never starts to fidget, and the front stays put. A circuit that keeps switching back on itself is where this bike is happiest. That's where you learn to trust a front tire, and that skill stays with you. Sharp and honest!
Don't let the size fool you: nothing about how this bike goes about its work feels scaled down. The character I know from the bigger Aprilias is all there, and it rides with the seriousness of a full sportbike, not a toy for the parking lot. Every session ended the same way for me, with me laughing inside my helmet. Small only on paper.
If you're tall and not especially supple, the compact cockpit gets tight the moment you shift your hips over for the next turn. Switching sides was the one place I felt it: the riding position leaves no slack, and it won't forgive a stiff body. Before you commit, get on one in the showroom and practice hanging off left and right. Small bike, small room.
This section is built from years of listening to other riders: paddock talk, long conversations with owners, club-night chatter, and the emails and messages riders send me directly. On the RS 457 the pattern is consistent. Owners love how it rides and how it's finished. Their complaints center on early reliability, the stock front brake, and a few places where they feel the price should have bought more.
Riders talk most about how approachable the bike is. The clip-ons sit above the top yoke, and the seat height and weight don't intimidate. Owners keep calling it the closest thing to a perfect beginner sportbike. That doesn't make it tame. Riders praise how fast it rolls from one side to the other and how much corner speed it carries, and that praise comes from track-day regulars as well as road riders. The engine gets even more mentions: owners like its sound and how cleanly it pulls from low revs.
Owners often mention the panel gaps, the paint and the brightwork, and many call it the best-looking bike among entry-level sportbikes. The factory TVS Eurogrip Protorq Extreme tires also surprised people. Riders expected to replace them right away, but several say the tires work well in both wet and dry conditions. The one weak spot in the finish is the switchgear, where a few owners say the plastics don't match the rest of the bike.
Riders raise early reliability more than any other concern. Owner reports from the first 18 months, mostly from India where the bike has been on the road longest, show more engine and electrical trouble than is normal for the class. It was enough that Aprilia India replaced the cam-chain tensioner across the fleet and extended the warranty. Brakes are the other recurring complaint. Many owners fit sintered pads as their first modification, and some say an Aprilia at this price should have Brembo calipers instead of ByBre. The same group thinks the quickshifter should be standard rather than an accessory at about $399. A smaller number say the front end feels light on bumpy roads.
Battery flat-after-standing / regulator-rectifier failure
The battery goes flat after a few days of inactivity. The incidence is approximately 10–15% of units sold. Root cause is consistently traced to a faulty Regulator-Rectifier (RR) unit, which Aprilia replaces under warranty. Outcomes are mixed: some owners report drain returning even after RR swap — at least one owner documented more than 20 jump-starts in year one before the RR was replaced, and voltage has been observed continuing to drop to ~10 V after extended idle even post-replacement.
Engine reliability cluster: cam-chain tensioner malfunction, cylinder compression loss, occasional engine failure
A cluster of early-life engine failures was reported by Indian RS 457 owners through 2024 and early 2025, including cam-chain-tensioner malfunction, cylinder compression loss, and at least one documented engine failure during a highway test ride. Aprilia India initially attributed the issues to "unauthorised aftermarket modifications and irregular service schedules" (statement 2025-05-21), then twelve days later (2025-06-02) issued a fleet-wide programme: cam-chain tensioner replacement offered to all RS 457 owners regardless of symptoms, plus an extension of the warranty from 3 yr / 22,000 mi (36,000 km) to 4 yr / 30,000 mi (48,000 km), with the previous single-owner restriction removed. The combination of public statement and rapid remediation programme is consistent with a real underlying cam-chain-tensioner issue rather than owner-induced failures.
Snatchy low-rpm fuelling and occasional stall from idle
Snatchy throttle response and occasional stall when opening the throttle gently from idle, such as when pulling away in heavy traffic or at a roundabout.
Front brake fade and soft initial bite (stock organic pad compound)
The front brake setup is mechanically adequate, but the OE-spec organic brake pads fade rapidly under hard use and feel soft on initial bite. Track riders consistently report fade after a few hard laps; road riders describe the brakes as lacking initial bite. Many owners replace the stock pads with sintered compound as a first modification. This is an OE specification choice rather than a hardware defect — the same caliper and disc with a more aggressive pad compound performs significantly better. Braking performance remains an unresolved characteristic of the 457 platform.
Where this Aprilia RS 457 pulls ahead of — or falls behind — its rivals on the numbers, and the typical bike in its class on character.
Power
Torque
Displacement
Wet weight
Top speed
Seat height
Forget spec-sheet bragging. Here's who the RS 457 is actually built for.
Of these three riders, you're the best fit. On Hill Country back roads it's light, friendly and a real hoot, but the compact cockpit and 3.4 gal tank make it a twisty-road bike, not a road-tripper.
Made for Texas Hill Country · Texas Hill Country BDR-X · Twisted Sisters
A strong match. The front end talks, it carries corner speed well and it turns tight canyon sections into a skills session. If you measure fun in raw horsepower, 48 hp will feel modest.
Made for Angeles Crest Highway · Coronado Trail Scenic Byway · Big Sur Coast Highway
A good match for how you ride. Tight, repeating bends are where this bike teaches best, and it flicks between them without drama. If you're tall, though, test the fit before you commit.
Made for Tail of the Dragon · Back of the Dragon · Blue Ridge Parkway
If this one isn't quite the fit, these are the bikes worth riding back-to-back against it.
Any price note compares both bikes at the same age — the youngest age both have on the used market — against this Aprilia RS 457. “cheaper/pricier” is what that bike costs second-hand, not how worn it is.
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