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Phil B



Member Since: 21 Jun 2012
Location: Bucks
Posts: 19

United Kingdom 2012 Range Rover Sport SDV6 HSE Santorini Black
Electric Range on P550e

Couple of questions for someone not used to PHEV and how they function, and some real world data...

1) Went to a 50kwh charger yesterday. Battery is 38kwh, so why did the car think it needed 1h 22m to fully charge?????

2) Might be a dumb question, but my new P550e, with a supposed range of 72 miles, maxes out at 59 miles when fully charged. Is it smart enough to know that, in cold weather, it won't get the full range?

Some early stats; with a 50% electric charge yesterday, and using satnav so the car was aware of our destination, a journey from Loughborough to Bucks yesterday (105 miles), with quite a lot of slow moving traffic en route, delivered average fuel economy of just over 42mpg. 32 miles of the journey were on EV power. I calculate that means we got 28mpg on the petrol engine.

I filled the batteries at a 50kwh fast charger, for just under £10, that works out at around 50p per kw. At that price, it is slightly cheaper to use only petrol which seems a bit nuts. Petrol would have cost £8 for the same journey.

I think the regen also helps. The first part of my journey, from Lincs to Loughborough (70 miles) , with a fully discharged battery, delivered 27 mpg, but 10 miles on EV power, which is quite good regen, and suggests a scary 22mpg on petrol without regen!

That's why it's so vital to get the fast charger at home, but at an install price of over £1,000, you need a lot of miles to make it worthwhile. I guess averaging it over the short local journeys will make the economics much better.

Post #637646 Mon Nov 27 2023 3:03pm
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PauloAmore



Member Since: 27 Jan 2007
Location: Bonnie Scotland
Posts: 1292

Scotland 

1) because charge speeds are not linear. They taper off after 50/60% to ensure the battery’s long life. And remain slow of the battery is cold. Also; the input charge may not peak at 50kwh even if the charger says it can.

2) yup. Depends on how you drive it too. If you drive it like you stole it; and temperatures are low; expect a lower number. Will probably be lower in real life too. 70mph on electricity only I’d wager you’d get 40 miles. Much more in town. 2022 P440e AB

Post #637649 Mon Nov 27 2023 3:23pm
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Phil B



Member Since: 21 Jun 2012
Location: Bucks
Posts: 19

United Kingdom 2012 Range Rover Sport SDV6 HSE Santorini Black

Thumbs Up

Post #637651 Mon Nov 27 2023 3:28pm
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PauloAmore



Member Since: 27 Jan 2007
Location: Bonnie Scotland
Posts: 1292

Scotland 

Phil,

My maths tell me that electricity at 30p per kw = 20% less than fuel at £1.50 per litre.
- so charging in wild away from home is nuts.

The trick is to get your power from Octopus or similar for about 7p per kwh.

Then its (nearly) free fuel. 2022 P440e AB

Post #637654 Mon Nov 27 2023 5:06pm
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jimbg



Member Since: 29 Jan 2013
Location: By the River Dart
Posts: 1833

2013 Range Rover Sport SDV6 HSE Orkney Grey

Yes Octopus is probably the best supplier for price and customer support.

Intelligent Octopus Go
Intelligent Octopus Go October 2022 v1
Dynamic unit rate56.64p/day
(All rates inc. VAT)

You can switch and get £50 of electricity with this code: https://share.octopus.energy/free-jay-156

Have a look at the site and see what you think. 2023 P440e SE Dynamic on order -cancelled

2022 HSE Dynamic P400e

2017 Discovery 3.0 HSE Silicon Silver Nimbus interior and a few extra toys SOLD

2013 HSE Black, Orkney Grey, Ebony Seats and Ivory Interior SOLD

2006 HSE

Plus a few other cars inbetween!

Post #637655 Mon Nov 27 2023 5:43pm
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Phil B



Member Since: 21 Jun 2012
Location: Bucks
Posts: 19

United Kingdom 2012 Range Rover Sport SDV6 HSE Santorini Black

Sadly, seems the IO go does not work with my pod point charger and the MY24 PHEVs. If I select a P400e it says it’s compatible, but not with the P550e. Very strange indeed.

Post #638084 Wed Dec 13 2023 11:18pm
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jimbg



Member Since: 29 Jan 2013
Location: By the River Dart
Posts: 1833

2013 Range Rover Sport SDV6 HSE Orkney Grey

I just use the schedule in the car/app to control when it charges.

I tried the Smart Charging with my P400e but it sometimes only partially charged so I stopped using it.

You should be able to fully charge in the cheap rate period by just setting the schedule for that window. 2023 P440e SE Dynamic on order -cancelled

2022 HSE Dynamic P400e

2017 Discovery 3.0 HSE Silicon Silver Nimbus interior and a few extra toys SOLD

2013 HSE Black, Orkney Grey, Ebony Seats and Ivory Interior SOLD

2006 HSE

Plus a few other cars inbetween!

Post #638087 Thu Dec 14 2023 10:12am
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