Casio Pro Trek PRW-B1000-1 vs Tag Heuer Aquaracer Professional 300
Casio's timepiece meets Tag Heuer's diver
Quick Verdict
The Casio Pro Trek PRW-B1000-1 ($500–$1,000) offers Tough Solar Quartz, Multi-Band 6 + Bluetooth precision in the tier below the Tag Heuer Aquaracer Professional 300 ($2,500–$5,000). The Pro Trek PRW-B1000-1 measures 50.8 × 45.8 × 14.9mm and is rated 100m (10 ATM). The Aquaracer Professional 300 counters with Swiss Made craftsmanship and 300m (30 ATM) water resistance. Both are exceptional watches for their respective tiers.
Transparency — We earn a small commission on purchases made through our Amazon links. This doesn't affect our editorial independence.
Specifications Compared
| Feature | Casio Pro Trek PRW-B1000-1 | Tag Heuer Aquaracer Professional 300 |
|---|---|---|
| Price | $500–$1,000 | $2,500–$5,000 |
| Case Size | 50.8 × 45.8 × 14.9mm | 43mm |
| Movement | Tough Solar (Solar Quartz), Radio-Controlled | Automatic Caliber 5 |
| Caliber Type | Tough Solar Quartz, Multi-Band 6 + Bluetooth | Automatic (ETA 2824-2 / Sellita SW200 base) |
| Power Reserve | Tough Solar (Rechargeable) | 38 Hours |
| Water Resistance | 100m (10 ATM) | 300m (30 ATM) |
| Crystal | Sapphire with Anti-Reflective Coating | Sapphire with Anti-Reflective Coating |
| Case Material | Bio-Based Resin / Stainless Steel | Stainless Steel |
| Origin | Casio (Japan) | Swiss Made |
Category-by-Category Analysis
Design & Aesthetics
Casio's design language vs Tag Heuer's approach
The Casio Pro Trek PRW-B1000-1 features a Bio-Based Resin / Stainless Steel case at 50.8 × 45.8 × 14.9mm with Sapphire with Anti-Reflective Coating protection. The Tag Heuer Aquaracer Professional 300 offers Stainless Steel construction at 43mm with Sapphire with Anti-Reflective Coating. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Tough Solar (Solar Quartz), Radio-Controlled vs Automatic Caliber 5
The Pro Trek PRW-B1000-1 runs the Tough Solar (Solar Quartz), Radio-Controlled (Tough Solar Quartz, Multi-Band 6 + Bluetooth, Tough Solar (Rechargeable) power reserve) at standard frequency. The Aquaracer Professional 300 uses the Automatic Caliber 5 (Automatic (ETA 2824-2 / Sellita SW200 base), 38 Hours reserve) at 28,800 vph (4 Hz). The Aquaracer Professional 300 offers a longer power reserve.
Wearability & Fit
50.8 × 45.8 × 14.9mm vs 43mm — different wrist presence
At 50.8 × 45.8 × 14.9mm, the Pro Trek PRW-B1000-1 has a bolder wrist presence compared to the Aquaracer Professional 300 at 43mm. Water resistance differs: 100m (10 ATM) vs 300m (30 ATM).
Value & Cost of Ownership
Casio sits in the lower tier
The Casio Pro Trek PRW-B1000-1 sits at $500–$1,000 and the Tag Heuer Aquaracer Professional 300 at $2,500–$5,000. On the specs that outlast any price: the Pro Trek PRW-B1000-1 uses Sapphire with Anti-Reflective Coating with Tough Solar (Rechargeable), against Sapphire with Anti-Reflective Coating and 38 Hours on the Aquaracer Professional 300. Service intervals are typically 5-7 years for both.
Water Resistance
100m (10 ATM) vs 300m (30 ATM)
The Pro Trek PRW-B1000-1 is rated to 100m (10 ATM) while the Aquaracer Professional 300 handles 300m (30 ATM). The Aquaracer Professional 300 offers superior water resistance.
Our Verdict
Casio
Pro Trek PRW-B1000-1
Choose the Casio Pro Trek PRW-B1000-1 if you prioritize Tough Solar Quartz, Multi-Band 6 + Bluetooth engineering, Casio (Japan) craftsmanship, and 100m (10 ATM) water resistance. At $500–$1,000, it delivers Tough Solar (Solar Quartz), Radio-Controlled with Tough Solar (Rechargeable) power reserve.
Check Price on AmazonTag Heuer
Aquaracer Professional 300
Choose the Tag Heuer Aquaracer Professional 300 if you value Automatic (ETA 2824-2 / Sellita SW200 base) technology, Swiss Made heritage, and 43mm proportions. At $2,500–$5,000, the Automatic Caliber 5 with 38 Hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Casio Pro Trek PRW-B1000-1 and Tag Heuer Aquaracer Professional 300 represent two distinct approaches to fine watchmaking — the Casio bringing Casio (Japan) tradition while Tag Heuer delivers Swiss Made engineering.
Frequently Asked Questions
More Comparisons
Tag Heuer Carrera Chronograph vs Casio Pro Trek PRW-B1000-1
Tag Heuer's chronograph meets Casio's timepiece
Tag Heuer Carrera Chronograph vs Tag Heuer Aquaracer Professional 300
Tag Heuer's chronograph meets Tag Heuer's diver
Tissot PRX Powermatic 80 vs Casio Pro Trek PRW-B1000-1
Two timepieces compared — $500–$1,000 vs $500–$1,000
Explore These Watches
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.

