Beechcraft Baron vs Cessna 310: Light Twin Showdown
The two most popular light twins compared — build quality, performance, costs, and which one earns its keep.
Twin Legends
The Beechcraft Baron 58 and the Cessna 310 are the two most recognizable light twins in general aviation. Both seat six, both cruise near 190 knots, and both burn enough fuel to make your accountant nervous. The Baron has been in continuous production since 1961 (now ending in 2026) and carries the Beechcraft reputation for premium build quality. The Cessna 310 flew from 1954 to 1980 and became iconic with its tip tanks and swept tail. Both have passionate followings. Both cost real money to own and operate. And both raise the same fundamental question that every prospective twin owner must answer honestly: do you fly enough to stay proficient on two engines, and can you afford it without cutting corners on maintenance?
Performance
Performance is remarkably close. The Baron 58 cruises at 190 knots true airspeed, burning approximately 24 gph from twin Continental IO-550 engines (300hp each). The Cessna 310 cruises at 195 knots true — actually slightly faster — burning 22–26 gph depending on model and power setting. The 310R (final production model) is the fastest, with some operators reporting 200+ knots in clean configuration. Useful load favors the Baron at 1,400–1,600 lbs vs the 310's 1,200–1,500 lbs. Range is comparable at 800–1,000nm for both. Climb performance is similar, though the Baron's counter-rotating props (on the 58P and 58TC) provide better handling on one engine. The 310's conventional rotation requires more discipline during single-engine operations. Both aircraft perform adequately on one engine — the real question is whether the pilot performs adequately.
190 kts, 1,500 lb useful load, Beechcraft build quality. The premium light twin.
195 kts, iconic tip tanks, lower acquisition cost. Performance that matches or exceeds the Baron.
Build Quality
This is where the Baron earns its price premium. Beechcraft's construction quality is legendary — thicker skins, more robust fittings, tighter tolerances, and a fit-and-finish that Cessna never matched in the 310. Open the cowling on both airplanes side by side and the difference is visible. The Baron feels solid in turbulence. The 310 feels adequate. The Baron's systems are better thought out — fuel management is more intuitive, the gear system is more reliable, and the cabin ergonomics are superior. The 310's tip tanks, while iconic, add complexity and are prone to leaking at the tank-to-wing seals as they age. The 310's landing gear system has a history of issues, and gear-up landings are more common in 310s than Barons. Over a 20-year ownership period, the Baron's build quality advantage translates to lower unscheduled maintenance costs and fewer surprises at annual.
Operating Costs
Acquisition cost heavily favors the 310. A good Cessna 310 costs $60,000–$150,000 depending on model year and avionics. A comparable Baron 58 runs $120,000–$250,000 — roughly double. But the 310's lower purchase price is offset by higher maintenance costs over time. Annual inspections run $6,000–$12,000 for both, but the 310 tends toward the upper end due to age-related corrosion and systems that need more attention. Engine overhaul costs are comparable at $38,000–$48,000 per engine — and remember, you have two. Engine reserves alone run $40–$55/hr for either airplane. Fuel at 24 gph costs $156/hr (Baron) and $143–$169/hr (310 depending on model). All-in operating costs run $280–$350/hr for both airplanes. Hangar costs are higher for twins — expect to pay 20–30% more than a single-engine airplane at the same airport.
Single-Engine Performance
This is the reason you buy a twin — and the reason you must be honest about your proficiency. The Baron 58 has a Vmc (minimum controllable airspeed) of 84 knots and maintains positive single-engine climb rate in most conditions. The 310's Vmc varies by model from 80–86 knots, with competitive single-engine climb performance. Both airplanes will fly safely on one engine if the pilot is trained and current. The critical word is 'if.' NTSB data shows that the majority of twin-engine fatal accidents involve loss of control after an engine failure — not the engine failure itself. The airplane performs fine. The pilot doesn't. If you fly fewer than 100 hours per year in a twin, you probably aren't proficient enough for the single-engine scenario to be safer than a single-engine airplane with a parachute. This isn't an argument against twins — it's an argument for adequate training and currency.
Our Verdict
If you can afford only one, buy the Baron. Its build quality, systems reliability, and lower long-term maintenance costs justify the higher acquisition price. Over a 10-year ownership period, the Baron's total cost of ownership is often comparable to the 310's despite costing more upfront — you pay less in unscheduled maintenance and surprises. The 310 makes sense as a budget twin entry point — especially the 310R, which is fast, capable, and can be found for $100,000–$150,000. If your primary goal is speed and you're mechanically inclined (or have a great A&P), the 310 delivers outstanding performance per dollar. But both airplanes demand the same honest self-assessment: can you afford $40,000–$60,000 per year in total operating costs, and will you fly at least 100 hours annually to maintain twin-engine proficiency? If the answer to either question is no, a fast single (Bonanza, SR22, Mooney) is the genuinely safer and cheaper alternative.
Superior build quality, more reliable systems, better resale. The premium choice.
Lower acquisition cost, competitive speed, iconic design. The value twin.