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Alan
Cotton, D90 vs. D110
I
drive a 90 because I think its the best looker, the best Landy ever made,
and just really fun to drive. Performance wise there is not much between
them, I guess the 90 is a bit quicker because it is smaller, and fuel
consumption is also very similar. Generally though the 110 has a smoother
ride due to longer wheelbase and greater mass. It is especially noticeable
on dirt roads and corrugations, where the 110 is way better than the 90.
For heavy duty off road the 90 is the vehicle of choice, with much better
approach and departure angles and greater wheel articulation.
Space
wise the 110 has its obvious advantages, although the load bay on both
vehicles is virtually identical, except that the 110 has an extra row of
seats, which is useful for passengers, but not much else. The shorter
wheelbase of the 90 also means that there is slightly less space to install
onboard fuel or water tanks, so jerry's may have to be carried. Whereas
with the 110 all fuel and water can be carried via the fitment of
additional tanks.
Strength
wise they are fairly similar, except for the rear axle (maybe also the
front) on the 110 being stronger to handle the increased load.
Most
couples opt for a 90, which can be fitted with most of the exterior
accessories that are common on 110's. Id say the deciding factor is how
many trips you will do compared to how much you'll use it as a commuter
vehicle. If you go away really often on long trips then the 110 is better,
but if its the annual vacation or less, I'd go for the 90.
I
am fortunate though as I have the best of both worlds. I have a SII
109" built into a camper which I use for long trips.
Vince
Duggan, ZA-LRO, D90Tdi vas D110 V8
It's
not really fair to compare the two vehicles, since they are very
different, but I thought I would give my first impressions, just for
interest's sake...
1996
TDi 90
Small Bull Bar
Short Roof rack at rear.
60000Km
1989
V8 110
Huge Bullbar(very bad air flow)
Large roof rack
Rooftop tent in front.
Free flow exhaust
145000Km
On
Road driving:
The V8 has a lot more power available when pulling off, so the
acceleration is better even on the heavier vehicle. However, top end speed
there is minimal difference, given that the V8 has a huge air dam on the
roof. 110 Kph is about the best speed for both vehicles. Steep hills
defeat both vehicles, and requires changing down to 4th.
At
slow speeds, i.e. in traffic, the Tdi is much, much easier to drive. It is
far more flexible at slow speeds in stop start traffic, and the clutch is
much lighter. In the V8 if I drive very slowly in first (high range) it
tends to judder and jerk, so I have to engage/disengage the clutch the
whole time. Could be a tuning problem on the V8, since it idles at about
1200rpm, which I am assuming is too high.
Off
Road Driving:
That V8 has PLENTY of power!!! Driving in the Atlantis dunes, I could use
3rd, 4th or 5th low range for just about anything. 5th was sometimes a bit high, and 4th was good for anything.
Only occasionally I went to 3rd, more out of habit than anything else. The
judder/jerk exists at low revs as well, but in the sand I can either
change down a gear, or just put my foot down, and off we go.
The
Tdi is almost as good in thick sand. The only problem is when you need
quick acceleration to build up momentum. Sometimes use a gear lower than
the V8. Otherwise drives beautifully. Andre Mostert in C.T. says there is
one dune at Atlantis which the TDi's can't handle, because they can't get
up to a high enough initial speed. I did not try that one, since Andre got
us lost trying to find it (but that's another story...). I have yet to try
the V8 in other off road conditions, so can't compare those.
Fuel
consumption
Tdi less than two thirds as thirsty. Around 12l/100 compared to 20l/100km
on the V8. This will improve when I take off the big bull bar and roof rack, for city driving. Diesel is much cheaper than petrol as well.
Gearbox:
The R380 gearbox is a lot easier to use, but that may be because the older
one on the V8 (LT77???) has more than double the mileage. It has just been
reconditioned, and 3rd replaced, but is quite cranky, and slips into
reverse quite easily instead of first. Changing down from 5th to 4th is
tricky as well, because it needs quite a hard pull to get it out of fifth,
so a quick change down with a double declutch is usually not as quick as
desired.
I
suppose I will get used to it, but it is much harder to use when a lot of
changes are required in city driving. I had a small problem on the dunes
when I needed to changed down to 1st, after charging up a dune in third. I
should have stopped on the crest, changed down and then gone down the
other side, but I hadn't paused at the top, so needed to get into 1st in a
hurry. Even with double declutching I only just got it in in time. The Tdi
would not have been a problem at all. Last thing I need is to go down a
steep dune in neutral, but it was my own fault.
Other:
The 110 it quite top heavy with the stuff on the top, and braking is definitely
inferior, with the drums on the back. The 90 has extra sway bars
which make top heavy driving much easier. Also the V8 needs the preloads
checked on the front which apparently leads to a bit of steering wander,
as well as the steering wheel shudder over bumps.
Engine
sound:
I have always liked the sound of the Tdi motor, but the V8 with the free flow
is awesome. Turns heads wherever I go. Perhaps I'll get a .wav
file up. The interior sound levels are higher with the V8, but that's more
to do with the exhaust. No problem having a conversation or listening to
the radio though, with a bit extra volume.
Darryl
Lampert, ZA-LRO, Td5 vs Tdi
I
have a 110 Tdi and a 90 Td5. I
sold my BMW recently (tired of rust on a 18 month old car and bad service)
and bought the Td5 90. It is used as my daily transport and to do the odd trail when
I am not taking the family in the 110.
The difference in power between the two is massive.
The Td5 pulls well in all gears and doesn't die on hills like the
Tdi. In sand dunes I drive my Tdi in low range 3rd most of the
time whereas in the Td5 low range 5th or high 2nd or third works very
well. When you want to climb
a steep dune in the Td5 you simply put your foot down in low 5th and it
sails over without high revs or straining whereas in the Tdi a steep dune
is a major obstacle. When I
drive my Td5 flat out I get 11litres/100km and when I drive a bit more
carefully I get 9 litres/100km (it doesn't have a roof rack on).
The build quality on the Td5 seems to be better than my Tdi
although this could just be my particular vehicles.
The Td5 is said to be quieter than the Tdi however at high speed I
find it noisier possibly due to no soundproofing in the bonnet.
It took me a day to get used to the throttle and I never stall,
I have however driven other Td5's whose throttle was more sensitive
than mine. High 1st and 2nd
in the Td5 have a lot of torque and can be used for offroading where you
would change to low in the Tdi.
The
only downside of the Td5 is wading as all the electrics are under the
seat. You can do some
waterproofing to improve matters however I don't think I would take my Td5
wading with the same confidence that I do my Tdi. In the event of the
electrics getting wet or damaged, the
Td5 apparently has a limp home facility which would allow you to keep
moving but at low speed. Off road
I prefer my Tdi 110 due to it's longer wheelbase and mods however on road the Td5 is tops.
If
your bush driving involves a lot of water crossings the Td5 might not be
the best choice however if it's predominantly dry it would be mine.
In terms of economy and power it is excellent.
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