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Lego The Twin Titan Mechs 71870

A close-up shot of the LEGO Ninjago Legends The Twin Titan Mechs (71870) box, showcasing two large, highly detailed mechs – one predominantly red and gold, the other blue and gold – in dynamic combat poses. The box features the LEGO and Ninjago Legends logos, the set number 71870, an age recommendation of 12+, and a piece count of 1707 pcs.

The Grand Unveiling

Behold LEGO Ninjago Legends The Twin Titan Mechs 71870. With 1707 pieces, this set promises a substantial build. The cover art here captures the dynamic spirit of these towering constructs, the red mech standing at 29 cm (11 in) and the blue at 31 cm (12 in) tall.

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Set # 71870
Released 2026
Pieces 1707
Price / Piece 8.2¢
Figures 3
Age 12+
Scale & Brick Value Piece Volume & Pricing Ranks
Piece Rank #132 Top 9% active
Historic Scale #385 Top 2% of 20,150
Part Efficiency #520 8.1¢/pc • Top 34%
Collector Insights Verified Oct 11, 2026

Includes 11 exclusive molds recorded across official inventories.

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Categories: Brick Figures Mechs & Robots Themes Ninjago

Set 71870 Build Specifications & Overview

Complete build timeline, spatial dimensions, and display footprint analysis.

Value Breakdown

Est. Build Time (*Pieces per minute)
Casual 14.4h 2 ppm*
AFOL (Avg) 7.2h 4 ppm*
Master Builder 4.1h 7 ppm*
Avg Price / Hour
$19.44/hr
Specialty Part Value
Minifigures (3) $15.00
Specialty Total $15.00
Price Per Basic Brick
$0.07

Highly valuable! 21% cheaper than average LEGO sets.

Display Dimensions

Height 12 in (30.5 cm) 31 Bricks + 2 Plates high
Width 5 in (12.7 cm) 16 Studs wide
Depth 2.5 in (6.3 cm) 8 Studs deep
Display Footprint 12.5 sq in (80.6 sq cm) 16 × 8 Studs

The Scale Check

Height equivalent to approx 7.6 minifigures stacked.

Display Fit
Oversized: Requires Deep Tabletop Surface
Building Instructions

Download or view the official PDF