Side by side

Tudor RoyalvsZelos Helica Moonphase

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Royal
TudorRoyal
MSRP $4,100
Helica Moonphase
ZelosHelica Moonphase
MSRP $1,049

At a glance

18 of 29 specs differ
Diameter
Royal30mm
Helica Moonphase39mm
Power Reserve
Royal50h
Helica Moonphase40h
Water Resistance
Royal100m
Helica Moonphase100m
MSRP
Royal$4,100
Helica Moonphase$1,049

Full specifications

Case

8 specs
Category
Moonphase
Diameter
30mm
39mm
Thickness
8.7mm
10mm
Lug-to-Lug
46mm
39mm
Lug Width
7mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Polished + Satin
Brushed and polished
Caseback
Solid screw-down
Solid

Crystal & Dial

3 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Blue
Meteorite

Movement

6 specs
Caliber
MT5201
Sellita SW288 Moonphase
Beat Rate
0 vph
28,800 vph
Power Reserve
50h
40h
Jewels
0
25
Hacking
No
Yes
Hand-winding
No
Yes

Pricing

1 specs
MSRP
$4,100
$1,049

Follow this matchup

Get a note when Tudor Royal vs Zelos Helica Moonphase gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Tudor Royal

Owners widely praise the Tudor Royal's integrated bracelet, with many calling it the star of the watch, noting its excellent finishing and comfortable wearability, and several reviewers highlight its attractive value proposition starting under $3,000. Some owners find its Roman numerals and bezel lean dressy, while others appreciate its toned-down bezel and find the watch looks better in person. Accuracy figures range from +1 second per day to about -6 seconds per day, and the 38-hour power reserve is noted as a drawback by some. The lack of bracelet micro-adjustment makes achieving a perfect fit difficult for some owners, and the date window's placement is seen as a missed opportunity for better dial balance. Overall, owners rate the Tudor Royal highly for its bracelet finishing and value at the price.

Zelos Helica Moonphase

Owners widely praise the Zelos Helica Moonphase for its gorgeous aventurine dial, unique industrial-dress aesthetic, and comfortable wearability, with one owner calling it spectacular and another their favorite Zelos. The moonphase complication is frequently highlighted as beautiful, though some find the double moon distracting or the dial cluttered. A manual-wind movement combined with a screw-down crown is noted as a drawback by some, requiring adjustment and potentially feeling fragile when fully wound, while one owner reports a 43-hour power reserve. On balance, owners rate the Zelos Helica Moonphase highly for its stunning aventurine dial and unique design at its price point.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.