Buick GL8 Encasa vs Rivian R1S
The Buick GL8 Encasa leads on cargo space and power.
MPV
Version named in Chinese by the source
No US price yet
85/100#32 of 421 · Everyday
SUV
2027 Rivian R1S Premium Long Range (22in)
1 of 66 versions
Maker's price (MSRP), US
checked Sep 18, 2026
84/100#4 of 87 · Everyday
Who's ahead - and by how much?
GL8 EncasaBuick GL8 EncasaR1SRivian R1S
- Rangeversion: R1S Dual Max (22in)
Different test cycles - not compared.
- Cargo space- best on this row+4.2 cu ft· 23%
- Power- best on this row+85 kW· 21%
- Efficiencylower is better- best on this row12.3 kWh/100 mi faster· 31%
- AC charging- best on this row+5 kW· 64%
- Torque- best on this row+204 lb-ft· 50%
Every spec side by side
| Spec | Buick GL8 Encasa | Rivian R1S |
|---|---|---|
| Range and efficiency | ||
| Range (EPA) | no data | version: R1S Dual Max (22in) |
| Range (CLTC) | no data | |
| Efficiency lower is better | - best on this row | |
| Battery | version: Dual Max | |
| Battery (gross) | no data | version: R1S Tri Max |
| Charging | ||
| Fast-charge peak | version: R1S Adventure — Dual Standard | |
| 10–80% charge lower is better | no data | version: R1S Adventure — Dual Standard |
| Full charge at 240 V lower is better | no data | |
| AC charging | - best on this row | |
| Performance | ||
| 0–62 mph lower is better | no data | |
| 0–60 mph lower is better | no data | |
| Power | - best on this row | |
| Torque | - best on this row | |
| Top speed | no data | |
| Drive | ||
| Space and size | ||
| Cargo space | - best on this row | |
| Front trunk | no data | |
| Seats | ||
| Length | ||
| Width | ||
| Height | ||
| Wheelbase | ||
| Ground clearance | no data | |
| Battery and warranty | ||
| Battery warranty | no data | |
| Cell chemistry | ||
| Equipment | ||
| Heat pump | ||
| Vehicle-to-load (V2L) | no data | version: R1S Adventure — Dual Standard |
Which one suits you?
Pick the Buick GL8 Encasa if
Pick the Rivian R1S if
Score by category
out of 100
Buick GL8 EncasaRivian R1S
Range
72- Different test cycles - not compared.100Charging
10058Performance
86no dataPracticality
9884
How much is each in the US?
Buick GL8 Encasa
No US price yet
Rivian R1S
Maker's price (MSRP), US
checked Sep 18, 2026 - Price checked Sep 18, 2026 - it may be out of date
assets.rivian.com- Adventure — Dual Standard
- $75,900
- Premium
- $83,990
Questions
Which goes further on a charge?
Range
- Buick GL8 Encasa
- CLTC
- Rivian R1S
- 410 miEPAversion: R1S Dual Max (22in)
- Ahead by
- Different tests
Which charges faster?
Fast-charge peak
- Buick GL8 Encasa
- Rivian R1S
- version: R1S Adventure — Dual Standard
Where next
- Buick GL8 EncasaFull specs, prices by trim, sourcesOpen card
Compare with others
Buick GL8 Encasa vs
Rivian R1S vs
- Porsche Macan ElectricRivian R1S scores 5 higher
- Score
- 79
- Price
- from $80,300
- Volkswagen ID. UNYX 09 (与众09)Volkswagen ID. UNYX 09 (与众09) scores 2 higher
- Score
- 86
- Price
- - No US price yet
- Yangwang U7Yangwang U7 scores 2 higher
- Score
- 86
- Price
- - No US price yet
- Lynk & Co 10 (领克10)Lynk & Co 10 (领克10) scores 2 higher
- Score
- 86
- Price
- - No US price yet
Where the numbers come from
Checked Oct 23, 2026 · 26 sources
Every source link (146)
- https://www.miit.gov.cn/jgsj/zbys/wjfb/art/2025/art_53ba931d5fb841da805ce4e2dc4b0db8.html
- https://car.m.autohome.com.cn/config/spec/74156.html
- https://sgmsupply.portal.covisint.com/-/1172534?inheritRedirect=true
- https://k.sina.com.cn/article_7857141524_1d4527714019020g9o.html
- https://club.m.autohome.com.cn/bbs/thread/e7afca1c7fae7d16/116082811-1.html
- https://db.auto.sohu.com/model_7796/config
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47906
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47900
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48746
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49726
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48439
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47899
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47907
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48743
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47889
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48748
- https://rivian.com/support/article/what-are-the-battery-specifications-on-rivian-vehicles
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48751
- https://rivian.com/configurations/builder/?MODEL=R1S
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48434
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47885
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47893
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47901
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49725
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46996
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47891
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46994
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49735
- https://www.fueleconomy.gov/feg/bymodel/2025_Rivian_R1S.shtml
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47888
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=50676
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46999
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48744
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49738
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49720
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49727
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47477
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=44461
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47903
- https://open.canada.ca/data/dataset/98f1a129-f628-4ce4-b24d-6f16bf24dd64/resource/026e45b4-eb63-451f-b34f-d9308ea3a3d9/download/my2012-2026-battery-electric-vehicles.csv
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46993
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49737
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48436
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47886
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48747
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46995
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49729
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49719
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47898
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48428
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48435
- https://assets.ctfassets.net/2md5qhoeajym/3xiG98SxhRuMWDKZe9dJCj/c10a8e0885a146dbb88726db873e31e1/r1s-og-my25-en-us-20240916.pdf
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49732
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48750
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48430
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47895
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49721
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47897
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46316
- https://rivian.com/support/article/what-is-the-usable-kwh-capacity-of-your-batteries
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48437
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48745
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46315
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47905
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49716
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46997
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49740
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49722
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48749
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=50668
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48432
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46998
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48742
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49733
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=50669
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49718
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49723
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=50672
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49739
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49731
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=46317
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49724
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=50666
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48431
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47894
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=50671
- https://www.fueleconomy.gov/feg/bymodel/2024_Rivian_R1S.shtml
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49728
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48433
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=50670
- https://rivian.com/r1s
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47902
- https://www.fueleconomy.gov/feg/epadata/vehicles.csv
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49736
- https://www.rivian.com/r1s/specs
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48429
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47896
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=50665
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49734
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47887
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=50667
- https://rivian.com/compare?a=r1s-quad&b=r1s-tri&c=r1s-dual
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49730
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=50674
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=50675
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47890
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47892
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=50673
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=48438
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=47904
- https://www.fueleconomy.gov/feg/Find.do?action=sbs&id=49717
- https://rivian.com/configurations/inventory/new/9231a66c9325f165cf8db9d0c6ecf838/build?reprCode=CHAD1316054
- https://www.caranddriver.com/reviews/a61003046/2025-rivian-r1s-drive/
- https://www.caranddriver.com/rivian/r1s/specs/2027/rivian_r1s_rivian-r1s_2027/488795
- https://rivian.com/stories/2027-r1s-r1t-updates
- https://www.caranddriver.com/rivian/r1s/
- https://rivian.com/support/article/what-is-the-warranty-on-my-battery
- https://rivian.com/support/article/what-s-the-storage-capacity-in-the-front-trunk
- https://www.carscoops.com/2024/05/2025-rivian-r1-models-gain-lfp-battery-and-heat-pump-leaked-doc-reveals/
- https://www.caranddriver.com/news/a60306924/rivian-r1t-cold-temperature-ev-range-test/
- https://recharged.com/articles/2024-rivian-r1s-reliability
- https://www.caranddriver.com/rivian/r1s-2025
- https://insideevs.com/reviews/727916/rivian-r1s-lfp-range-test/
- https://www.caranddriver.com/rivian/r1s
- https://www.fueleconomy.gov/ws/rest/vehicle/50673
- https://rivian.com/stories/sizing-up-the-r1s
- https://www.motorauthority.com/news/2024-rivian-r1s-first-drive-review
- https://assets.rivian.com/2md5qhoeajym/7aH3Lwf2vJJvjhklXorrga/0ef9228665ffa8924122ea93dfa11ce1/r1s-og-my25-en-us-20240624.pdf
- https://www.thecarconnection.com/cars/rivian_r1s
- https://www.fueleconomy.gov/ws/rest/vehicle/49717
- https://www.autoblog.com/cars/rivian/r1s/2025
- https://www.caranddriver.com/rivian/r1s/specs/2024/rivian_r1s_rivian-r1s_2024
- https://www.rivianforums.com/forum/attachments/foi_trivt00-01l2_appipt1_03212025-pdf.132394/
- https://rivian.com/stories/your-2027-r1-questions-answered
- https://insideevs.com/reviews/654314/rivian-r1t-winter-range-test/
- https://www.topgear.com/car-reviews/rivian/r1s
- https://riviantrackr.com/news/rivian-officially-drops-the-r1-dual-standard-configuration/
- https://riviantrackr.com/news/rivians-latest-software-update-boosts-fast-charging-speeds/
- https://assets.rivian.com/2md5qhoeajym/23Zy1iyi4SEoVbcLSUHAlH/f841cefb49e7bcaa0a06b47f28415f69/R1S-Compare-06-12-24.pdf
- https://publications.gc.ca/collections/collection_2025/rncan-nrcan/M141-5-2025-eng.pdf
- https://assets.rivian.com/2md5qhoeajym/23Zy1iyi4SEoVbcLSUHAlH/c6db7cad5238f8a830d15a13fe698d48/R1S-Compare-06-12-24-CA.pdf
- https://rivian.com/stories/meet-the-new-r1
- https://cars.usnews.com/cars-trucks/rivian/r1s
- https://theweeklydriver.com/2026/04/rivian-reliability-2026/
- https://www.greencarreports.com/news/1140518_dual-motor-rivian-r1s-r1t-earn-up-to-352-mile-epa-range
- https://en.wikipedia.org/wiki/Rivian_R1S