Synergie Mistral Review
Reviewer: Nikon201
Purchased From: ebay
Purchase Price: £519 incl delivery
Time Owned: 2 Weeks
Local Terrain: Moderate Hills
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Strengths:
Good power assistance from 36v 10Ah battery
Good battery range
Battery charge time 4 hours
Relatively cheap replacement batteries
Decent Cionlli saddle
Good Shimano freewheel, dérailleur and changer
Good brakes
Tyres have proved good both on and off-road
Front suspension doesn't adversely affect handling
Sturdy rear carrier
Power mode switch easy to use while riding
Good value for money
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Weaknesses:
Battery rattle
Poor user manual
Gear range could be wider
Virtually useless supplied dynamo and lights
No bottle cage/pump mounting holes
Frame design makes carrying a D lock in its mounting bracket difficult
Battery indicator mounted in an obscured position
Poor calibration of battery indicator
Unprotected wires on underside of control box
Saddle needs to be extended a long way – may not suit tall riders
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Summary:
A decent looking bike that is good value for money.
I'm currently cycling a 24 mile round trip to work on a single charge, a route which goes over the North Downs in Kent. The battery shows four lights lit out of five at the end of this journey, and I haven't tried to be particularly economical with the power. In S (sport) power mode, the power assistance is good and helps get you up all but the steepest hills. In E (economy) mode, the assistance is much more subtle and you only really notice it when cycling along quite slowly. I am using the S mode almost exclusively. I expect that the range will slowly deteriorate as the battery ages, but I have been quoted £55 for a second charger and only £158 for a replacement battery. A second charger kept at work should resolve any range issues that may arise, and the low cost of the replacement battery is helpful when the existing one expires. The battery can be charged without removing it from the bike, although the supplied notes say you should remove it. This is probably stated to ensure that you disconnect the power lead before charging.
I've been off-road and on-road and found the bike deals with both reasonably well. The battery rattle definitely needs attention, as other users have indicated, especially if you are planning some off-road riding or even bumpy lanes. The ride is rather rough on a bumpy surface. I've found the throttle a little light, and have easily twisted it and applied power when I didn't intend to. The brakes are good, albeit not disk brakes. I have pulled up easily for a hairpin bend at the bottom of a 1 in 7 hill at 32mph, although not in full wet conditions. The saddle is very good, I hadn't cycled for years and a 24 mile round trip without padded shorts left me hardly sore at all.
The motor does make a whirring noise and turns the heads of some pedestrians, although it's not an unpleasant noise and isn't too noticeable when cycling.
The battery indicator was located under the handlebar cross-bar, and was difficult to see when riding. I moved it to another location further up the handlebars, as there was just enough play in the cables to do so. I've run the battery flat, and I did around 32 miles doing so, mainly in S mode. For the last 5 miles, the battery showed four lights stationary, three lights pedalling, but this quickly deteriorated to one light and no power assistance. It therefore seems to be poorly calibrated, so care must be taken when planning journeys.
The gear range could be wider. On the flat or gentle downhill I am always looking for a higher gear to get a bit more of a move-on, but it isn't there. You can't go much faster than about 32mph though as the motor seems to be holding you back, but this is fast enough for me. The bike and I also give up on a hill that, according to my calculations is around 1 in 8, resulting in having to push. However having the throttle to help when pushing uphill made this a less unpleasant experience than it might have been. I am already considering replacing the freewheel sprocket with a wider range, to help primarily with climbing when you exceed the bike's abilities.
The carrier is sturdy, although I am considering removing it and using a dynapack as I would find this more useful. This will also enable me to fit some better looking mudguards. I have also found some wires coming out of the underside of the bike under the battery, it would be all to easy to damage these if you have to lift the bike over an obstacle. The grommets that are fitted here are also poor, I have squirted some silicone in here to help prevent water ingress.
Unforgivable is the pathetic few sheets of A4 that are provided in-lieu of a properly written user manual. The bike shown on the sheets isn't even the Mistral.
In all I would recommend this bike. The difficulties mentioned can be overcome, but that does make you think that the manufacturer could be doing this in the first place. However I am finding it difficult to see what extra I would be getting out of similar bikes costing twice as much.
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Overall Rating (out of 10) : 8
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