2027 Ski-Doo 600RR vs. 850 E-TEC | Ontario Trail Guide
2027 Ski-Doo 600RR vs. 850 E-TEC: Which Should Ontario Trail Riders Buy?
For a recreational trail rider comparing new Ski-Doos, we would put the 600RR E-TEC near the top of the shopping list. It brings new engine technology to a capable trail package. The 850 E-TEC is the choice we would recommend to an experienced rider who specifically wants more engine performance and has room for it in the budget.
For riders around Kingston, Napanee and Eastern Ontario, the useful question is what you want to improve about your current sled. More power? A better ride through afternoon bumps? More comfort on a long Saturday? Those answers help separate the engine decision from the rest of the snowmobile.
600RR vs. 850 E-TEC specifications
To keep the comparison consistent, we are using the 2027 Ski-Doo MXZ Adrenaline with a 137-inch track for both engines. The 850 here is the naturally aspirated 850 E-TEC.
| Specification | 600RR E-TEC | 850 E-TEC |
|---|---|---|
| Engine | 599.4 cc, two-cylinder, two-stroke | 849 cc, two-cylinder, two-stroke |
| Published horsepower | 130 hp | 165 hp |
| Published dry weight | 483 lb | 493 lb |
| Track | 137 × 15 × 1.25-inch RipSaw | 137 × 15 × 1.25-inch RipSaw |
| Front suspension | RAS RX with KYB 36 shocks | RAS RX with KYB 36 shocks |
| Rear suspension | rMotion X with KYB 36 shocks | rMotion X with KYB 36 shocks |
| Specified fuel | 91-octane premium | 91-octane premium |
| Fuel capacity | 36 L | 36 L |
Source: Ski-Doo’s 2027 North American MXZ Adrenaline specification sheet. Weights are published dry figures, not ready-to-ride weights. Other trims and track configurations differ.
Why the new 600RR deserves a look
The 600RR is a significant part of Ski-Doo’s 2027 update. BRP highlights new booster injectors for quicker throttle response, plus Sport and Eco modes. Eco responds when the rider requests more power, then returns to its economy setting as demand eases. The new Silent-Stop function is designed to make conversation easier when stopped and can be switched on or off.
These are useful features for someone who mixes winding trail sections with longer cruising stretches. They also give an existing 600-class owner a reason to consider another 600 before automatically moving up in displacement.
Our recommendation would be to shortlist the 600RR if you enjoy an active day of trail riding, like the idea of its new features, and want to compare the full cost of a well-equipped sled. At 130 hp, it belongs firmly in the performance conversation.
When the 850 E-TEC makes sense
The 850 provides 35 more horsepower for a 10 lb increase in published dry weight in this comparison. That is a substantial increase in rated power with a modest change in the sled’s listed weight.
We would lean toward the 850 for an experienced rider who has enjoyed a 600-class machine and knows that more power is the main reason for upgrading. It also deserves a place on the list if you already ride an 850 and want that level of performance in your next MXZ.
Think about what you would regret after buying. If you would spend the season wishing you had chosen the larger engine, price the 850 properly before deciding. If your biggest complaint is wind exposure or ride comfort, include those items in the comparison too.
Give suspension and comfort their own place in the budget
Both Adrenalines use the REV Gen5 platform, and their standard equipment includes electric start, RER reverse, a 4.5-inch digital gauge and a low windshield. Choosing the 600RR retains the same suspension package shown above.
That matters when you are deciding where to spend your money. Sit on both sleds in your riding gear. Check your reach to the bars, your seated position and how easily you can move around. Ask about setting the suspension for your weight and the luggage you carry.
For longer rides, have us include your preferred windshield and storage in both quotes. You will then be comparing the machines you would actually take home.
What about fuel use and ownership costs?
Both engines require premium fuel, so account for that in your riding budget. The 600RR’s Eco mode is a useful feature to consider, but actual fuel range will vary with snow conditions, throttle use, load and setup.
Ask us to explain scheduled servicing, the recommended oil and the warranty attached to the exact machine you are buying. Those are concrete ownership details you can compare alongside the purchase price.
Is the 600RR the same as the 600 EFI?
No. The 600RR E-TEC compared here uses E-TEC direct injection and is rated at 130 hp. The 600 EFI used in the MXZ Sport is a separate 85 hp engine offering. When comparing listings, check the complete engine name and package so you know which sled the price covers.
Compare your next Ski-Doo at Cartronics in Kingston
As of November 6, 2026, Cartronics lists a new 2027 MXZ Adrenaline 850 E-TEC in black, stock N00065, at $18,149 CAD. HST, freight, pre-delivery inspection and licensing are additional. Contact us to confirm availability and the exact build.
Ask Tammy Rabbie or Steve Kellar to check 600RR availability and prepare a comparison with the same track length, equipment and accessories. Tell us what you ride now, what you like about it and what you want your next sled to do better. If you have a trade, send its year, model, kilometres and a few photos.
Call 613-634-8044 or visit Cartronics Powersports, 538 O’Connor Drive, Kingston.
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