Home Compare DPLM.L vs WAB
Stock Comparison · Structural lead, mixed market

Diploma vs Westinghouse Air Brake Technologies: Which Stock Looks Stronger in 2026?

The structural profiles are close, with Westinghouse Air Brake Technologies carrying a narrow edge on valuation. Diploma still has the edge on profitability, which keeps the comparison from looking entirely one-sided. The market setup is broadly comparable for both — no clear directional signal from price behavior. The market is not adding a decisive signal either way — the structural read carries the weight.

The comparison is based on similar long-term financial trajectories, not sector labels.

Updated 2026-04-05

The clearest separation starts in valuation, with growth adding a second layer of support.

Trajectory Similarity
0.78
Similar
Peer-set rank: #12
within Diploma PLC's functional peer set

This comparison is anchored in long-term financial trajectory similarity within the selected peer universe.

A solid similarity means the pair shares a clearly comparable long-term financial profile, even if individual dimensions still differ.

The match is driven mainly by investment intensity and revenue stability.

Similarity drivers
investment intensityrevenue stability
How to read the score
0.85–1.00 · Very similar0.70–0.84 · Similar0.55–0.69 · Moderately similarbelow 0.55 · Loose match
Peer-Relative Score
DPLM.L
Diploma PLC
38
Peer-Score
Signal qualityMedium
vs
WAB
Westinghouse Air Brake Technologies Corporation
41
Peer-Score
Signal qualityMedium

Scores reflect position relative to comparable companies with similar long-term financial trajectories.

The largest gaps do not all point in the same direction.

Dimension spread: DPLM.L vs WAB Profitability 37 14 Stability 57 56 Valuation 28 52 Growth 36 50 DPLM.L WAB
Gap Ranking
#1 Valuation +24
#2 Profitability +23
#3 Growth +14
#4 Stability +1
Price Setup

Left means cheaper relative valuation. Higher means stronger structure.

Price setup map for DPLM.L and WAB Stronger + cheaper Stronger + richer Weaker + cheaper Weaker + richer DPLM.LWAB Relative valuation Structural strength

The structural gap is limited here, but current pricing still leans against Diploma PLC.

Valuation position uses peer-relative PE percentile (idx_pct_pe) where available.

Relative Position vs Comparable Companies
Valuation
On valuation, Westinghouse Air Brake Technologies Corporation is positioned higher in the group, while Diploma PLC is closer to the middle.
Profitability
Neither side looks especially strong on profitability, though Diploma PLC still ranks somewhat higher.
Valuation — Dominant Gap
DPLM.L
28
WAB
52
Gap+24in favour of WAB

The multiple-based pricing edge comes from a forward P/E that is 6.5 turns lower.

What keeps the gap from being one-sided

Capital efficiency also runs the other way, with a 6.6-point ROIC edge acting as a real counterforce.

What this means for the comparison

The lead is built on both valuation and profitability — though profitability still provides a counterweight.

Explore full peer positioning in AssetNext

Break down the DPLM.L vs WAB comparison across all dimensions with the full interactive tool.

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Other comparisons with conflicting dimension signals

Explore how DPLM.L and WAB each compare against other companies in their peer groups.

Rule-based, descriptive analysis only. Derived from peer percentile dimensions. Not investment advice. Peer groups are determined algorithmically based on structural similarity — not by sector classification alone.

How AssetNext Peer Scores Work

AssetNext scores reflect each company's structural position within its functional peer group — not a ranking against all stocks simultaneously. Peers are identified by similarity across eight financial dimensions, including revenue growth trajectory, margin structure, capital intensity, and earnings stability. A score of 75 means the company ranks in the top quartile within its own peer group, not the entire market.

Four dimension scores drive the overall peer score: Growth (revenue trajectory and expansion dynamics), Quality (margin structure and capital efficiency), Valuation (peer-relative pricing on standard multiples), and Stability (earnings consistency and financial predictability). Each dimension is scored 0–100 relative to the peer group, then combined into an overall peer score using equal weighting.

Scores are recalculated periodically as underlying financial data is updated. All analysis is descriptive and rule-based — AssetNext describes structural realities and never issues buy, sell or hold recommendations.