Lotus Emira I4 2023 Review: 360bhp, 4.3s Daily Sports Car

The Lotus Emira i4 marks a pivotal moment for the British marque, introducing a four-cylinder powertrain derived from Mercedes-AMG into its acclaimed mid-engined sports car platform. This model promises to deliver the brand’s signature driving purity with added accessibility for daily use, blending rapid acceleration, precise handling, and modern usability. Priced from around £81,495, it challenges perceptions of what a Lotus can be in 2023 and beyond.

Powertrain Innovation: Mercedes-AMG Heart in a Lotus Body

At the core of the Emira i4 lies the 2.0-litre turbocharged four-cylinder engine, known as the M139 unit from Mercedes-AMG’s A45 hot hatch. Detuned to 360bhp and 430Nm of torque for this application, it propels the car from 0-60mph in 4.3 seconds and on to a top speed of 170mph. This setup matches or even surpasses the performance of the V6 variant in straight-line speed, thanks to the instantaneous torque delivery from low revs.

Paired exclusively with an eight-speed dual-clutch automatic transmission (DCT), the powertrain shifts gears with remarkable speed and precision, eliminating the power sapping associated with older Lotus automatics. In everyday scenarios, the gearbox proves intuitive around town, enabling smooth launches and efficient cruising at over 40mpg on motorways. However, some reviewers note occasional turbo lag and shift hesitations during aggressive maneuvers.

This table summarizes the key specs, highlighting the i4’s competitive positioning against rivals like the Porsche 718 Cayman.

Chassis Dynamics: Precision Redefined

Lotus has recalibrated the Emira’s suspension and driving modes specifically for the i4’s lighter, more responsive engine. The result is a chassis that exhibits exceptional balance, pivoting around the driver’s hips with massive grip levels before the rear tyre predictably yields. Steering remains a highlight—crisp, communicative, and weighted perfectly for high-speed confidence.

In cross-country blasts, the i4 outperforms even prototype V6 models in composure, thanks to the DCT’s rapid shifts and the engine’s low-end punch. Sport and Track modes unlock sharper throttle mapping and stability control tweaks, allowing enthusiastic drivers to explore the limits safely. Urban driving is equally refined; the car feels docile at low speeds, contrasting its supercar-like poise on twisty roads.

• Turn-in sharpness: Instant and precise, rivaling the best in class.
• Balance: Mid-engined layout delivers neutral handling.
• Grip levels: Massive front-end bite with progressive rear slide.
• Ride quality: Compliant for a sports car, absorbing bumps effectively.

Design and Packaging: Evolution Meets Tradition

The Emira i4 retains the seductive styling of its V6 sibling, with a compact footprint and aggressive lines that shrink around the driver. Rearwards of the B-pillars, modifications accommodate the compact four-cylinder, including a reshaped exhaust and intake system. First Edition models add unique badging and paint options, enhancing exclusivity.

Inside, the cabin blends modern tech with Lotus minimalism. A 12.3-inch digital cluster and infotainment screen provide essential functions, though paddle shifters mounted low on the steering wheel require adaptation. Materials feel premium, with Alcantara and leather options elevating the experience beyond past Lotuses.

Performance Comparison: i4 vs V6 Emira

While the supercharged 3.5-litre V6 offers a manual option and a more vocal character, the i4 edges it in versatility. Acceleration is near-identical (4.3s vs 4.4s 0-62mph), but the turbo four delivers torque from idle, making it punchier in-gear. The V6’s swell at higher revs suits track days, yet the i4’s DCT makes it the daily driver choice.

This comparison underscores the i4’s role as the more approachable option.

Real-World Usability and Efficiency

Despite its performance credentials, the i4 shines in practicality. Boot space accommodates weekend luggage, and visibility is decent for a mid-engined layout. Fuel economy hovers around 25mpg combined, respectable for the power. Highway refinement impresses, with low wind noise and stable cruising.

Owners praise its low-speed manners, making it viable for city commutes—unlike rowdier supercars. Servicing aligns with Mercedes intervals, potentially lowering costs via shared parts.

Drawbacks and Rivalries

The engine’s coarse soundtrack disappoints at this price point, lacking the V6’s refinement. Gearbox lag in dynamic shifts irks some. Against the Porsche 718 Cayman, it offers similar thrills but at a premium; the Alpine A110 provides lighter agility, yet less power.

Pricing and Ownership Verdict

Starting at £81,495, the i4 represents value in the exotic sports car segment, especially as Lotus’s final pure-ICE model. It’s the most well-rounded Lotus yet—fun, fast, and feasible daily. Ideal for those prioritizing handling over soundtrack.

Frequently Asked Questions (FAQs)

Is the Lotus Emira i4 faster than the V6?

Nearly identical in 0-60mph times, with the i4 feeling quicker in-gear due to torque.

Does the i4 come with a manual gearbox?

No, it’s DCT-only; manuals are V6-exclusive.

How reliable is the Mercedes-AMG engine in the Emira?

Proven in high-performance AMGs, with Lotus-specific tuning enhancing durability.

What’s the boot space like?

Adequate for two carry-ons front and rear, suitable for light touring.

Is the i4 more fuel-efficient than the V6?

Yes, capable of 40mpg+ on motorways vs the V6’s thirstier nature.