Citizen Promaster Sky CB0248 vs Hamilton Khaki Aviation Pilot Auto
Two pilot watchs compared — $250–$500 vs $1,000–$1,500
Quick Verdict
The Citizen Promaster Sky CB0248 ($250–$500) offers Citizen Eco-Drive precision in the tier below the Hamilton Khaki Aviation Pilot Auto ($1,000–$1,500). The Promaster Sky CB0248 measures 42.4mm and is rated for daily wear. The Khaki Aviation Pilot Auto counters with Swiss Made craftsmanship and 100m (10 ATM) water resistance. Both are exceptional pilot watchs for their respective tiers.
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Specifications Compared
| Feature | Citizen Promaster Sky CB0248 | Hamilton Khaki Aviation Pilot Auto |
|---|---|---|
| Price | $250–$500 | $1,000–$1,500 |
| Case Size | 42.4mm | 38mm |
| Movement | Eco-Drive Radio-Controlled | Automatic H-10 (ETA 2824-2 base) |
| Caliber Type | Citizen Eco-Drive | Hamilton/ETA Automatic |
| Power Reserve | — | 80 Hours |
| Water Resistance | — | 100m (10 ATM) |
| Crystal | — | Sapphire Crystal |
| Case Material | Stainless Steel | Stainless Steel |
| Origin | Citizen (Japan) | Swiss Made |
Category-by-Category Analysis
Design & Aesthetics
Citizen's design language vs Hamilton's approach
The Citizen Promaster Sky CB0248 features a Stainless Steel case at 42.4mm with crystal protection. The Hamilton Khaki Aviation Pilot Auto offers Stainless Steel construction at 38mm with Sapphire Crystal. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Eco-Drive Radio-Controlled vs Automatic H-10 (ETA 2824-2 base)
The Promaster Sky CB0248 runs the Eco-Drive Radio-Controlled (Citizen Eco-Drive, standard power reserve) at standard frequency. The Khaki Aviation Pilot Auto uses the Automatic H-10 (ETA 2824-2 base) (Hamilton/ETA Automatic, 80 Hours reserve) at 21,600 vph (3 Hz). The Khaki Aviation Pilot Auto offers a longer power reserve.
Wearability & Fit
42.4mm vs 38mm — different wrist presence
At 42.4mm, the Promaster Sky CB0248 has a bolder wrist presence compared to the Khaki Aviation Pilot Auto at 38mm. Water resistance differs: 50m vs 100m (10 ATM).
Value & Cost of Ownership
Citizen sits in the lower tier
The Citizen Promaster Sky CB0248 sits at $250–$500 and the Hamilton Khaki Aviation Pilot Auto at $1,000–$1,500. On the specs that outlast any price: the Promaster Sky CB0248 uses a hardened crystal with a standard reserve, against Sapphire Crystal and 80 Hours on the Khaki Aviation Pilot Auto. Service intervals are typically 5-7 years for both.
Water Resistance
50m vs 100m (10 ATM)
The Promaster Sky CB0248 is rated to 50m while the Khaki Aviation Pilot Auto handles 100m (10 ATM). The Khaki Aviation Pilot Auto offers superior water resistance.
Our Verdict
Citizen
Promaster Sky CB0248
Choose the Citizen Promaster Sky CB0248 if you prioritize Citizen Eco-Drive engineering, Citizen (Japan) craftsmanship, and reliable water resistance. At $250–$500, it delivers Eco-Drive Radio-Controlled with solid power reserve.
Check Price on AmazonHamilton
Khaki Aviation Pilot Auto
Choose the Hamilton Khaki Aviation Pilot Auto if you value Hamilton/ETA Automatic technology, Swiss Made heritage, and 38mm proportions. At $1,000–$1,500, the Automatic H-10 (ETA 2824-2 base) with 80 Hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Citizen Promaster Sky CB0248 and Hamilton Khaki Aviation Pilot Auto represent two distinct approaches to the pilot watch category — the Citizen bringing Citizen (Japan) tradition while Hamilton delivers Swiss Made engineering.
Frequently Asked Questions
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How This Page Was Made
Our comparisons are generated from a hand-maintained specification database and reviewed under our editorial standards. We use AI tools to assemble pages from that data. We don’t invent specs: every number traces back to the database, and when we correct an entry, the fix is applied site-wide. As an Amazon Associate, The Horologist earns from qualifying purchases.