Comparing the Rolex Day-Date 40 ($38k–$45k, 100m WR, 40mm) against the Cartier Santos de Cartier ($8k–$8k, 100m WR, 39.8mm) — specs, movement, community votes, and an expert verdict below. The Cartier Santos de Cartier is the more affordable option by $30k.

Rolex Day-Date 40vsCartier Santos de Cartier

Complete head-to-head comparison

Rolex Day-Date 40 official product image

Rolex

Day-Date 40

Ref. 228238

New Price

$38k–$45k

Pre-owned: $35k–$55k

Case40mm 18k Yellow Gold
Thickness12.4mm
Movementautomatic
Water Resistance100m
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💰Best value
Cartier Santos de Cartier official product image

Cartier

Santos de Cartier

Ref. WSSA0018

New Price

$8k–$8k

Pre-owned: $6k–$8k

Case39.8mm Stainless Steel
Thickness9.08mm
Movementautomatic
Water Resistance100m
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Price:Santos de Cartier is $30k–$37k cheaper
H2O:Santos de Cartier (100m)
Score:Santos de Cartier (8/10)
Repurchase:Santos de Cartier (80%)

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Rolex Hub

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Cartier Hub

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Quick Verdict

Cartier Santos de Cartier is the value winner at $8k–$8k — over 50% cheaper than the Rolex Day-Date 40 ($38k–$45k).

Day-Date 40Internet Community RatingSantos de Cartier
50%50%
🗳️WatchVsWatch Community Vote
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Pros & Cons

Rolex Day-Date 40

Pros

  • 70-hour power reserve
  • Reliable automatic movement
  • Sapphire crystal
  • Precious metal prestige

Cons

  • High price point limits accessibility

Cartier Santos de Cartier

Pros

  • Reliable automatic movement
  • Sapphire crystal
  • Durable stainless steel case

Specifications Compared

Specification
Rolex Day-Date 40
Cartier Santos de Cartier
Case Diameter
40mm
39.8mm
Case Thickness
12.4mm
9.08mm
Lug Width
20mm
23mm
Lug-to-Lug
47mm
48mm
Movement
automatic
automatic
Caliber
Cal. 3255
Cal. 1847 MC
Power Reserve
70h
40h
Water Resistance
100m
100m
Crystal
sapphire
sapphire
Case Material
18k Yellow Gold
Stainless Steel
Bracelet/Strap
18k Yellow Gold President
Stainless Steel
Price (New)
$38k–$45k
$8k–$8k
Price (Pre-owned)
$35k–$55k
$6k–$8k
Style
dress, luxury
dress, sport, luxury

Frequently Asked Questions

Which is better: Rolex Day-Date 40 or Cartier Santos de Cartier?

Both are excellent watches with different strengths. The Rolex Day-Date 40 offers a larger case and costs more new. The Cartier Santos de Cartier excels in overall construction. The best choice depends on your wrist size, budget, and preferred aesthetic.

What's the price difference?

The Rolex Day-Date 40 retails for $38k–$45k, while the Cartier Santos de Cartier is priced at $8k–$8k. Pre-owned, expect $35k–$55k and $6k–$8k respectively. Actual secondary market prices vary based on condition and demand.

How do the case sizes compare?

The Rolex Day-Date 40 has a 40mm case diameter with 12.4mm thickness, while the Cartier Santos de Cartier measures 39.8mm × 9.08mm. Both have lug-to-lug measurements of 47mm and 48mm respectively. Consider your wrist size and wear style when deciding.

Which has better water resistance?

The Rolex Day-Date 40 is water-resistant to 100m, while the Cartier Santos de Cartier offers 100m. Both are suitable for swimming and snorkeling at their respective depths. For professional diving, verify the rating exceeds 300m and includes a screw-down crown.

How do the movements compare?

The Rolex Day-Date 40 uses a automatic Cal. 3255 with 70 hours power reserve. The Cartier Santos de Cartier features a automatic Cal. 1847 MC with 40 hours power reserve. Both offer traditional mechanical craftsmanship.

Which holds value better?

Rolex and Cartier both command strong secondary markets. Pre-owned pricing shows an estimated resale value of $35k–$55k for the Day-Date 40 and $6k–$8k for the Santos de Cartier. Condition, service history, and box/papers significantly impact resale value for both models.

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