LEGO Reviews Creator31107

Space Rover Explorer

Name: LEGO Space Rover Explorer 31107
Brand: LEGO
SKU: 31107
Rating: 4.8 (1289 reviews)

80 · HIGHLY RECOMMENDEDINVESTMENT GRADE: A2020510 pcsHigh agreement · 96%

Expert reviews

3analyzed

Owner ratings

1.3K+

Consensus

BUY

BrickScore

Highly Recommended

Owners

Synthesized Verdict

"With a BrickScore of 79.8, 4.8 stars across nearly 1,300 owner ratings, and an exceptional $0.078 price-per-piece at launch, the Space Rover Explorer is a well-rounded Recommended Creator set held back only by a weak third build."

The Space Rover Explorer earned enthusiastic praise from both expert reviewers and the 1,289 owners who rated it, with an owner average of 4.8 out of 5 and 96% recommending the set. Rebrickable's detailed review highlighted the exceptional complexity and clean aesthetics of Models A and B, particularly the working suspension, detailed cockpit and interior, and movable crane arm with alien figure. Owner reviewers consistently celebrated the three-in-one value and the charming interior details including a coffee pot. The one note of criticism: Model C (the spaceship) is a lightweight afterthought that barely justifies the 3-in-1 label.

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LOVED (9)

01Complex rover build with varied angles and clean aesthetics despite intricacy
02Working suspension on the main rover
03Detailed interior with cockpit, lab or living area, and crane arm
04Green alien creature figure praised as a standout accessory
05Companion robot with moving arms
06Three distinct complete models from one set, tripling build variety
07Excellent value at $0.078 per piece for 510 parts
08Model B (Space Base) includes greenhouse and detailed interior elements
09Strong MOC parts potential

CRITICIZED (5)

01Model C (Super-Fast Spaceship) uses only 275 parts and feels like an afterthought
02Model C is straightforward and less engaging compared to Models A and B
03Limited new parts and recolors in the set
04Unclear function of a trans-blue piece on the rover
05Front manipulator arms on rover are very short

What reviewers are saying

"I love this model. There is so much going on. There are a lot of little details, and different angles. There is not a simple straight wall or roof part to find. It's complex while keeping a clean look. The suspension is …"

Rebrickable Reviews

"I'm going to call him Sam."

Brickset Reviews

"For an alternate alternate, it looks pretty good to me."

JANG's LEGO Reviews

Ecosystem

21322-1 - Pirates of Barracuda Bay — Reviewer expresses enthusiasm for Pirates of Barracuda Bay as a theme revival and hopes for a similar Space theme revival with this set.

6901 Mobile Lab — 31107 and 6901 both explore moon/planetary exploration with six wheels and blocky styling, but side-by-side comparison reveals more differences than similarities. Design evolved significantly over 40 years.

6927 All-Terrain Vehicle — Similar rover exploration concept with deployable observation lab; comparable design lineage spanning decades.

31066 Space Shuttle Explorer — 31066 (2017) also features a rover as tertiary C-model; reviewer's son compared the two directly. Feels like 31107 is improved across the board compared to 31066.

CreatorTier 2Investment Grade

By Reviewer · 3

Avg score

Consensus

BUY

Rebrickable Reviews

Editorial Source

BUY

Key Pros

✓Complex build with lots of little details and varied angles
✓Clean aesthetic despite complexity
✓Working suspension on rover

Key Cons

✕Model C (Super-Fast Spaceship) feels like an afterthought with only 275 parts
✕Model C is straightforward and less engaging compared to Models A and B

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Brickset Reviews

Editorial Source

BUY

"I'm going to call him Sam."

Key Pros

✓New Classic Space minifigure with excellent detail and printing
✓Three diverse and well-designed models with distinct play styles
✓Excellent terrain suspension system on rover (tilting front axle, pivoting rear)

Key Cons

✕Significant color inconsistencies in transparent window panels (quality control issue)
✕Instruction error in Build Three (step 8 references pieces already placed in step 3)

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JANG's LEGO Reviews

Expert Video Source

BUY

"For an alternate alternate, it looks pretty good to me."

Key Pros

✓Main rover's expedition vehicle philosophy with genuine survival/exploration features (tools, oxygen tanks, communication equipment, lights, cameras)
✓Realistic suspension design with both lateral and longitudinal swing arms allowing wheels to maintain ground contact over terrain
✓Extendable crane with impressive reach

Key Cons

✕Vic Viper rear fin is awkwardly thick (two bricks instead of one); engines lack interior exhaust/flame detail, appearing hollow from rear
✕Vic Viper minifigure sits with no controls or attachment points; relies on canopy pressure to hold figure in place

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Dimensional Analysis

Investment Layer

Buy now (2)Wait for sale (0)

Value drivers

Brickset Reviews: Sam minifigure is clearly the primary value driver—described as 'main draw of the set.' New Classic Space-style astronaut with excellent detail, printing, and alternate expression will drive collector interest.

Exclusivity

Rebrickable Reviews: Wide retail release as part of standard LEGO Creator summer 2020 line.

Brickset Reviews: Wide retail (Creator 3-in-1 line distributed broadly); not exclusive. However, Sam minifigure may gain rarity as set retires.

Resale

Rebrickable Reviews: Not explicitly discussed. As a Creator set, likely moderate resale value for parts and MOC potential.

Brickset Reviews: Not explicitly addressed; however, reviewer notes inevitable Amazon deals at approximately 20% off suggest sets discount readily. No strong aftermarket growth signaling provided.

Minifigures & Standout Parts

In this set (1)

Astronaut - Male, Flat Silver Spacesuit with Harness and White Panel with Classic Space Logo, Stubble

Standout parts (per reviewers)

54662 - Hinge Cylinder 1 x 3 Locking with 1 Finger and 2 Fingers On Ends, with Hole, 7 Teeth
New part
54657 - Hinge Plate 1 x 2 Locking with 2 Fingers On End, without Groove, 7 Teeth
New part
57360 - Hinge Cylinder 1 x 2 Locking with 2 Click Fingers and Axle Hole, 7 Teeth
New part
17457 - Glass for Train Front 2 x 6 x 2
New color
973pr9706c01 - Minifig Torso Astronaut, Classic Space Logo, Dark Blue StrapsValue
New print
Transparent window panels
Multiple color inconsistencies noted: variations from smokey dark bluish grey to trans black to light brown, questionable quality control issue; reviewer suspects possible new trans black/trans brown shades or plastic thickness variations.

What Owners Say · summarized from 18 written reviews (LEGO, Amazon, Walmart)

Owners overwhelmingly praise the 3-in-1 versatility, attention to design detail, and engaging build experience across age groups, though some note it challenges younger builders and a few experienced missing pieces.

COMMON PRAISE