Sym Symphony St 125
The Sym Symphony St 125 has a top speed of 95–100 km/h — best estimate, produces 8.5 hp and weighs 108 kg. Motoryk rates it 6.5/10.
Der SYM Symphony ST 125 ist ein Pendlerroller des taiwanesischen Herstellers SYM (Sanyang Motor). Er wurde Mitte der 2000er Jahre als Teil der beliebten Symphony-Reihe eingeführt, die sich an Stadtfahrer richtet, die ein praktisches und kraftstoffsparendes Transportmittel suchen. Aufgrund seines zuverlässigen Motors, seiner komfortablen Ergonomie und seiner niedrigen Betriebskosten gewann er auf dem asiatischen und europäischen Markt an Beliebtheit. Die Symphony ST-Variante bot im Vergleich zum Standard-Symphony ein etwas sportlicheres Design und war damit eine bemerkenswerte Einstiegs-Scooter-Wahl für tägliche Pendler.
8.5 hp
Leistung
9.5 Nm
Drehmoment
108 kg
Gewicht
95–100 km/h — best estimate
Höchstgeschwindigkeit
2.0–2.5 L/100km (approx. 40–50 km/L) — best estimate
Treibstoff
Ausgeleitet
Körper
Video Review
Was Käufer wissen sollten
Solid Long-Term Reliability
SYM's 125cc single-cylinder engine is known for durability when serviced regularly, often exceeding 30,000km without major issues. It shares parts commonality with other SYM models, keeping maintenance costs low.
Watch the Carb & Electrics
Older Symphony ST models can suffer from carburetor gumming if left sitting unused, causing hard starts and rough idling. Electrical connectors are also worth inspecting for corrosion, especially on bikes used in wet climates.
Modest Resale Value
The Symphony ST holds steady but unremarkable resale value due to its budget-commuter positioning — expect to recover around 50-65% of purchase price after 3 years with good maintenance. Clean, low-mileage examples sell noticeably faster.
Bewertung von gebrauchten Käufern
"A sensible city tool that rewards careful used buyers watching maintenance history."
$1,200-$2,800 usedThe SYM Symphony ST 125 is exactly what it looks like — a no-nonsense urban commuter that does its job without drama or excitement. If you're buying used, check the variator rollers first because they wear faster than you'd expect on these, and a sluggish throttle response is usually the culprit. The fuel injection on later models is reliable, but early carb versions need a clean carb before trusting them. Panels crack easily and they're surprisingly hard to source outside Taiwan. For city riding it's genuinely decent. Light, flickable, and that underseat storage actually fits a full-face helmet unlike half the competition. The brakes are adequate but not inspiring — combined braking system feels wooden compared to Honda's setup. Expect 70-80mpg real-world which keeps running costs laughably low. Suspension is budget-soft but fine for urban pot-holing if you're under 85kg. Don't expect motorway capability — it'll do it legally but you'll feel every rpm.
Top 10 Accessories
Curated picks for the Sym Symphony St 125 — owned, ridden, recommended.
Häufig auftretende Probleme
🔥 1 CRITICALRough idle, hard starting, or black smoke present
Oil stains on fork legs, soft spongy feel
Slow or no crank, clicking sound when starting
Loose chain, worn sprocket teeth, vibration felt
✅Checkliste vor dem Kauf
Decent budget commuter, maintain carb and chain
Full Specifications
Rivals & Alternatives
Bikes that buyers cross-shop with the Sym Symphony St 125
Sym Fiddle 125
Sym Symphony 150
Sym Fiddle Iii 125
Sym Jet Sl 125
Sym Symphony 125
Compare Sym Symphony St 125 Side-by-Side
compare_arrowsSpecs, power, weight & buyer verdict — head-to-head with the bikes most often cross-shopped.
Sym Symphony St 125 vs Sym Fiddle 125
Specs · Power · Buyer verdict
Sym Symphony St 125 vs Sym Symphony 150
Specs · Power · Buyer verdict
Sym Symphony St 125 vs Sym Fiddle Iii 125
Specs · Power · Buyer verdict
Sym Symphony St 125 vs Sym Jet Sl 125
Specs · Power · Buyer verdict
Sym Symphony St 125 vs Sym Symphony 125
Specs · Power · Buyer verdict
More Sym Symphony St 125 Guides
More from Sym
View all Sym models →Community Reviews
Discussion
Frequently Asked Questions
What are common problems with the Sym Symphony St 125? +
Carburetor clogging from ethanol fuel deposits: Rough idle, hard starting, or black smoke present (moderate) | Front fork oil leaks over time: Oil stains on fork legs, soft spongy feel (moderate) | Starter motor failure on high mileage units: Slow or no crank, clicking sound when starting (serious)
Is the Sym Symphony St 125 a good motorcycle? +
A sensible city tool that rewards careful used buyers watching maintenance history. Rating: 6.5/10. Best for: Urban commuters wanting cheap, reliable daily transport. Avoid if: You ride dual carriageways or value sporty handling.
What is the horsepower of the Sym Symphony St 125? +
The Sym Symphony St 125 produces 8.5 hp @ 7,500 rpm — best estimate, with 9.5 Nm @ 6,000 rpm — best estimate of torque. Top speed: 95–100 km/h — best estimate.
Is the Sym Symphony St 125 good for beginners? +
Yes — the Sym Symphony St 125 is a reasonable choice for new riders (8.5 hp is manageable), weighing 108 kg. Urban commuters wanting cheap, reliable daily transport
Is the Sym Symphony St 125 reliable? +
Owners report 1 critical issue to watch for on the Sym Symphony St 125, notably: Starter motor failure on high mileage units (Slow or no crank, clicking sound when starting). Buy with a pre-purchase inspection.
Is the Sym Symphony St 125 good for daily use? +
Urban commuters wanting cheap, reliable daily transport Fuel: 2.0–2.5 L/100km (approx. 40–50 km/L) — best estimate.
How fast is the Sym Symphony St 125? +
The Sym Symphony St 125 reaches a top speed of 95–100 km/h — best estimate, producing 8.5 hp at 108 kg curb weight. Real-world performance depends on rider weight, gearing, and road conditions.
What gear should I buy for a Sym Symphony St 125? +
Motoryk has curated a Top 10 gear list specifically for the Sym Symphony St 125, covering engine oil, tires, chain, battery, and brake pads — see motoryk.com/bikes/sym/symphony-st-125/top10. Each pick is matched to this bike's spec.
