The Porsche Boxster (981) GTS 3.4, produced from 2015 to 2016, represents a significant step up in performance and driving engagement within the 981 generation Boxster lineup. Positioned as the performance-oriented variant, it bridged the gap between the standard Boxster and the even more focused Spyder model. This roadster combined a naturally aspirated 3.4-liter flat-six engine with Porsche’s dual-clutch PDK transmission, offering a compelling blend of everyday usability and exhilarating sports car dynamics. The 981 generation itself was a complete redesign of the Boxster, moving to a mid-engine platform with a longer wheelbase and wider track, improving both handling and interior space compared to its predecessor.
Technical Specifications
| Brand | Porsche |
| Model | Boxster |
| Generation | Boxster (981) |
| Type (Engine) | GTS 3.4 (330 Hp) PDK |
| Start of production | 2015 |
| End of production | 2016 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Roadster |
| Seats | 2 |
| Doors | 2 |
| Fuel consumption (economy) – urban | 11.4 l/100 km (20.6 US mpg, 24.8 UK mpg, 8.8 km/l) |
| Fuel consumption (economy) – extra urban | 6.3 l/100 km (37.3 US mpg, 44.8 UK mpg, 15.9 km/l) |
| Fuel consumption (economy) – combined | 8.2 l/100 km (28.7 US mpg, 34.4 UK mpg, 12.2 km/l) |
| CO2 emissions | 190 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 4.9 sec |
| Acceleration 0 – 62 mph | 4.9 sec |
| Acceleration 0 – 60 mph | 4.7 sec |
| Maximum speed | 279 km/h (173.36 mph) |
| Weight-to-power ratio | 4.2 kg/Hp, 240 Hp/tonne |
| Weight-to-torque ratio | 3.7 kg/Nm, 269.1 Nm/tonne |
| Power | 330 Hp @ 6700 rpm |
| Power per litre | 96 Hp/l |
| Torque | 370 Nm @ 4500-5800 rpm (272.9 lb.-ft. @ 4500-5800 rpm) |
| Engine layout | Middle, Longitudinal |
| Engine Model/Code | MA1.23 |
| Engine displacement | 3436 cm3 (209.68 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | Boxer |
| Compression ratio | 12.5:1 |
| Number of valves per cylinder | 4 |
| Engine aspiration | Naturally aspirated engine |
| Engine oil capacity | 7.5 l (7.93 US qt | 6.6 UK qt) |
| Coolant | 23 l (24.3 US qt | 20.24 UK qt) |
| Kerb Weight | 1375 kg (3031.36 lbs.) |
| Max. weight | 1685 kg (3714.79 lbs.) |
| Max load | 310 kg (683.43 lbs.) |
| Trunk (boot) space – minimum | 280 l (9.89 cu. ft.) |
| Fuel tank capacity | 64 l (16.91 US gal | 14.08 UK gal) |
| Length | 4404 mm (173.39 in.) |
| Width | 1801 mm (70.91 in.) |
| Height | 1273 mm (50.12 in.) |
| Wheelbase | 2475 mm (97.44 in.) |
| Drag coefficient (Cd) | 0.32 |
| Drivetrain Architecture | Rear wheel drive |
| Number of gears and type of gearbox | 7 gears, automatic transmission PDK |
| Front suspension | Independent, type McPherson with coil spring and anti-roll bar |
| Rear suspension | Double wishbone |
| Front brakes | Ventilated discs |
| Rear brakes | Ventilated discs |
Powertrain & Engine Architecture
At the heart of the Boxster GTS 3.4 lies the MA1.23 engine, a 3.4-liter naturally aspirated flat-six. This engine is a direct descendant of the powerplants found in the 991 generation 911, albeit detuned for the Boxster application. It features direct fuel injection (DFI) and an integrated dry-sump lubrication system, a hallmark of Porsche engineering that ensures consistent oil supply even under extreme cornering forces. The engine’s valvetrain utilizes variable valve lift and timing (VarioCam Plus) on both intake and exhaust sides, optimizing performance and efficiency across the rev range. The 330 horsepower and 273 lb-ft of torque are delivered with a characteristic Porsche flat-six sound. The PDK transmission is a seven-speed dual-clutch unit, offering incredibly fast and smooth gear changes. It features both automatic and manual shifting modes, with paddle shifters mounted behind the steering wheel for driver control.
Driving Characteristics
The combination of the 3.4-liter engine and the PDK transmission results in a remarkably responsive and engaging driving experience. Acceleration from 0-60 mph takes approximately 4.7 seconds, and the car feels significantly faster in real-world driving due to the engine’s eagerness to rev and the PDK’s lightning-fast shifts. Compared to the base Boxster’s 2.7-liter engine, the GTS offers a substantial power increase, resulting in noticeably stronger acceleration and improved passing power. While the PDK transmission provides convenience and speed, some purists preferred the six-speed manual transmission available on other Boxster models for its more direct connection to the drivetrain. The GTS’s suspension is also tuned for more aggressive driving, with stiffer springs and dampers, resulting in reduced body roll and increased cornering grip.
Equipment & Trim Levels
The Boxster GTS 3.4 came standard with a generous array of features, including bi-xenon headlights, a sport exhaust system, Porsche Active Suspension Management (PASM), and partial leather upholstery. The interior featured sport seats with enhanced bolstering, providing excellent support during spirited driving. Optional extras included full leather interiors, navigation systems, Bose audio, and various carbon fiber trim pieces. The GTS also benefited from unique exterior styling cues, such as a sport design front fascia, blacked-out wheels, and a distinctive rear diffuser.
Chassis & Braking
The 981 Boxster’s chassis is a significant improvement over previous generations, featuring a longer wheelbase and wider track. The suspension utilizes aluminum components to reduce weight, and the steering is precise and well-weighted. The GTS model received upgraded brakes with larger rotors and calipers, providing ample stopping power. The braking system included ABS, Porsche Stability Management (PSM), and Brake Assist. The rear suspension utilized a multi-link design, optimizing handling and ride comfort. The standard wheels were 19-inch alloys, wrapped in performance tires.
Market Reception & Comparison
The Boxster GTS 3.4 was widely praised by automotive critics for its exceptional handling, powerful engine, and engaging driving experience. It was often lauded as one of the best sports cars in its price range. Compared to the standard Boxster, the GTS offered a significant performance upgrade, justifying its higher price tag. Against competitors like the BMW Z4 and Audi TT, the Boxster GTS stood out for its mid-engine layout, which provided superior balance and handling. Fuel economy was respectable for a sports car, with combined fuel consumption around 28.7 US mpg. Reliability was generally good, although some owners reported minor issues with the PDK transmission.
Legacy
The Porsche Boxster (981) GTS 3.4 has established itself as a desirable and well-regarded sports car in the used car market. The MA1.23 engine is known for its durability and relatively straightforward maintenance. The PDK transmission, while complex, has proven to be reliable when properly maintained. These cars continue to offer a compelling blend of performance, handling, and everyday usability, making them a popular choice for enthusiasts seeking a true driver’s car. Values have remained relatively stable, reflecting the model’s enduring appeal and Porsche’s reputation for quality and engineering excellence.
