Changan UNI-S vs BMW X4

A proper head-to-head in South Africa — compare price, performance, fuel economy or electric range, safety and the details that shape long-term ownership.

Changan UNI-S in South Africa

Changan UNI-S

1.5T AT CE Petrol 7-Speed DCT Current
ZAR 469,900 ex-showroom
⚡ 138 kW 🔧 300 Nm ⛽ 14.49 km/l
VS
BMW X4 in South Africa

BMW X4

M40i Petrol 8-Speed Automatic Current
ZAR 1,600,000 ex-showroom
⚡ 285 kW 🔧 500 Nm ⛽ 12.5 km/l
+ Add a 3rd car

Decision summary

Changan UNI-S vs BMW X4: the short answer

X4 has a modest catalogue-index lead, while UNI-S remains close.

UNI-S starts ZAR 810,100 cheaper UNI-S from ZAR 389,900 · X4 from ZAR 1,200,000

Five key differences

Exact selected derivatives
Specification UNI-S X4
Maximum Power UNI-S138 kW X4285 kW
Maximum Torque UNI-S300 Nm X4500 Nm
Engine Size UNI-S1500 cc X42998 cc
Combined Fuel Economy UNI-S14.49 km/l X412.5 km/l
Ground Clearance UNI-SNot Officially Disclosed X4140 mm

Strongest published figure in that row; no road-test winner is implied.

Independent editorial assessment

Hagalu editorial ratings

When a variant is selected, its rating out of five applies only to that exact derivative; a model-range review is not inherited. Editorial ratings are separate from the Specification Evidence Index out of 100 and are not customer ratings.

Changan UNI-S

1.5T AT CE

Hagalu editorial rating
4.3/5

Desk research · Exact variant

Editorial assessment, not a customer rating. Not road-tested for this review.

Read the review and score breakdown

BMW X4

M40i

Hagalu editorial rating
4.0/5

Desk research · Exact variant

Editorial assessment, not a customer rating. Not road-tested for this review.

Read the review and score breakdown

Not yet rated means a complete review is not published; it does not mean the vehicle scored zero. Read the rating methodology.

What Each Car Gets Right (and Wrong)

UNI-S

Strengths
  • Stronger published practicality figures
Weak Spots
  • Less powerful engine setup
  • Lower fuel efficiency
Best suited to: Published Practicality
Specification evidence leader

X4

Strengths
  • More powerful engine output
  • Better fuel efficiency
Weak Spots
  • Lower published practicality figures
Best suited to: Published Performance Published Efficiency

Which One's Right for You?

UNI-S

  • Buyers prioritising the stronger published space and capacity figures

X4

  • Buyers prioritising the stronger published powertrain figures
  • Buyers prioritising the lower published fuel or energy use

Full Specs, Side by Side

Spec UNI-S X4
Model Introduced Year 2026 2018
Generation First current South African UNI-S retail generation, offered in CS, CL and CE grades. Five-door coupé-style SUV from the established X4 generation, separate from X3 and without a current full-M derivative.
Facelift History No South African facelift has been announced since the UNI-S entered local retail sale in 2026. Current South African X4 listing retained on BMW’s live range; current exact identities are xDrive20d and M40i.
Facelift Launched Since Not Applicable Original current-generation version
Facelift Version Ending Not Applicable Current
Body Style SUV SUV
Model Year 2026 2026
Production Status active active
Segment Compact SUV Premium SUV
Vehicle Type Passenger car Car
Spec UNI-S X4
Length 4539 mm 1 mm
Width 1865 mm 1 mm
Height 1680 mm 1 mm
Wheelbase 2656 mm 1 mm
Ground Clearance (Default) Not Officially Disclosed 140 mm
Ground Clearance (With Full Seating Load) 167 mm 125 mm
Fuel Tank Capacity 51 l 50 l
Boot/Cargo Space 475 l 472 l
Kerb Weight 1505 kg 1555 kg
Gross Vehicle Weight (GVW) 1825 kg 2060 kg
Payload Capacity Not Officially Disclosed 452 kg
Towing Capacity Not Officially Disclosed 1600 kg
Seating Capacity 5 seats 5 seats
Number of Rows 2 rows 2 rows
Doors 5 doors 5 doors
Minimum Turning Radius 5.66 m 5.6 m
Front Headroom Not Officially Disclosed 992 mm
Rear Headroom Not Officially Disclosed 941 mm
Front Legroom Not Officially Disclosed 1038 mm
Rear Legroom Not Officially Disclosed 883 mm

In depth: how these cars differ

This UNI-S and X4 comparison uses the exact derivatives selected above for South Africa. The catalogue index covers performance, efficiency, safety equipment, practicality and ownership cover only where comparable source-backed fields are present.

Performance index: UNI-S 59 vs X4 97.

Efficiency index: UNI-S 55 vs X4 57.

Safety-equipment index: UNI-S 92 vs X4 92.

Practicality index: UNI-S 68 vs X4 60.

Ownership-cover index: UNI-S not separately scored vs X4 not separately scored.

These figures are Hagalu catalogue-comparison indicators, not customer ratings, crash-test scores, resale guarantees or a substitute for a road test. Each page shows its weighted source coverage beside the result.

Specification Evidence Index

A transparent comparison of published catalogue fields. This is not a road-test score, owner rating or editorial review rating, and it appears only when every vehicle clears the same comparable-data threshold.

Evidence / 100
Evidence-index readout

X4 leads by 9 points

X4 has a modest catalogue-index lead, while UNI-S remains close.

Evidence leader 78 /100
Lead 9 points
Data 83% source coverage
78
#1 Evidence leader

X4

83% source coverage 2 strong categories
Best at Performance 97 Check Efficiency 57
Performance 97
Efficiency 57
Safety 92
Practicality 60
Leads by 9 points
69
#2

UNI-S

67% source coverage 1 strong categories
Best at Safety 92 Check Efficiency 55
Performance 59
Efficiency 55
Safety 92
Practicality 68
Performance 24% Safety 22% Practicality 22% Efficiency 17% Ownership 15%
Category leaders What moves the verdict
Performance X4 +38 Efficiency X4 +2 Safety Level Practicality UNI-S +8

Close catalogue match. Buyer priorities should decide the outcome.

Why this score View full breakdown
Evidence-index leader

X4

Performance 97/100
Efficiency 57/100
Safety 92/100
Practicality 60/100

UNI-S

Performance 59/100
Efficiency 55/100
Safety 92/100
Practicality 68/100

What the evidence means

Evidence index BMW X4 leads the specification evidence index with 78 pts vs 69 pts for UNI-S

In Hagalu's specification evidence index, X4 leads. However, UNI-S may suit buyers prioritising different confirmed fields. Ultimately, the right choice depends on your driving priorities in South Africa.

UNI-S vs X4 questions

There is no universal winner. Use the comparison table to match the models and available derivatives in South Africa on price, safety equipment, space, powertrain and ownership cover. The category indicators summarise published catalogue data; they are not a road test or customer rating.

Compare the published consumption or mileage rows for the exact derivatives using the same unit and test basis. A catalogue figure is useful for like-for-like comparison, but traffic, speed, load, weather and driving style can change actual fuel use.

Compare only equipment explicitly listed for each derivative, including airbags, stability control and driver-assistance systems. Confirm the exact trim with the manufacturer, and treat any independent crash-test result separately because equipment and ratings can differ by market.

A reliable five-year total cannot be calculated from catalogue data alone. Add the exact purchase and finance cost, fuel or electricity, insurance quotes, scheduled servicing, tyres and expected resale value. Check whether the selected derivative includes a service or maintenance plan.

Use the seating, boot or load-space, ISOFIX and safety rows as a first check. Then test the exact cars with your child seats, passengers and typical luggage, because published dimensions do not show every access or comfort difference.

Compare the published power, torque and 0–100 km/h rows when they are available for both exact derivatives. Vehicle weight, gearing and power delivery also matter, so catalogue outputs alone do not establish real-world overtaking or response.