Technical Analysis: The Best Home Alarms Connected to a CMS
In a market saturated with aggressive offers and fine print, choosing a home security system has become a technical challenge. It’s no longer enough to have a sign on your facade; the difference between a cheap monthly fee and real protection lies in sensor technology and the response speed of the Central Monitoring Station (CMS).
When looking for a security alarm system, the most efficient models in 2026 balance equipment costs and monthly fees over a standard 24-month contract.
Comparison of the best home alarms (24-month prices)
Neutral and independent advisor
| Monthly fee |
Monthly fee
43,90 €
|
Monthly fee
39,89 €
|
Monthly fee
42,35 €
|
Monthly fee
48,90 €
|
Monthly fee
46,50 €
|
Monthly fee
39,99 €
|
|---|---|---|---|---|---|---|
| Active promotion |
Active promotion
19,90 €for 12 months
|
Active promotion
19,90 €for 6 months
|
Active promotion
19,90 €for 4 months
|
Active promotion
No promotion
|
Active promotion
No promotion
|
Active promotion
No promotion
|
| Final price (24 months) |
Final price (24 months)
765,60 €
|
Final price (24 months)
837,42 €
|
Final price (24 months)
926,60 €
|
Final price (24 months)
1.173,60 €
|
Final price (24 months)
1.265,00 €
|
Final price (24 months)
1.658,76 €
|
| Equipment |
Equipment
Included
|
Equipment
Included
|
Equipment
Included
|
Equipment
Included
|
Equipment
149 €
|
Equipment
699 €
|
| Total detectors |
Total detectors
3
|
Total detectors
3
|
Total detectors
3
|
Total detectors
3
|
Total detectors
3
|
Total detectors
3
|
| With cameras |
With cameras
2
|
With cameras
1
|
With cameras
1
|
With cameras
2
|
With cameras
2
|
With cameras
2
|
| Without cameras |
Without cameras
1
|
Without cameras
1
|
Without cameras
1
|
Without cameras
—
|
Without cameras
—
|
Without cameras
—
|
| For doors/windows |
For doors/windows
—
|
For doors/windows
1
|
For doors/windows
1
|
For doors/windows
1
|
For doors/windows
1
|
For doors/windows
—
|
| IP cameras |
IP cameras
—
|
IP cameras
—
|
IP cameras
—
|
IP cameras
—
|
IP cameras
—
|
IP cameras
1
|
| Included services |
Included services
—
|
Included services
—
|
Included services
—
|
Included services
|
Included services
|
Included services
|
| Alarm kit | Final price (24 months) | Total detectors | Monthly fee | Active promotion | Equipment | With cameras | Without cameras | For doors/windows | IP cameras | Included services |
|---|---|---|---|---|---|---|---|---|---|---|
| 765,60 € | 3 | 43,90 € | 19,90 €for 12 months | Included | 2 | 1 | — | — | — | |
| 837,42 € | 3 | 39,89 € | 19,90 €for 6 months | Included | 1 | 1 | 1 | — | — | |
| 926,60 € | 3 | 42,35 € | 19,90 €for 4 months | Included | 1 | 1 | 1 | — | — | |
| 1.173,60 € | 3 | 48,90 € | No promotion | Included | 2 | — | 1 | — |
|
|
| 1.265,00 € | 3 | 46,50 € | No promotion | 149 € | 2 | — | 1 | — |
|
|
| 1.658,76 € | 3 | 39,99 € | No promotion | 699 € | 2 | — | — | 1 |
|
VAT included. Data refreshed live from our comparator.
This alarm cost reflects a special promotion from SECURITAS for a two-story home with two access points. Includes: security signage, magnetic sensor, photo-detectors, telecare device, numeric keypad, and 2 access keys.
Top 6 Security Brands in Spain: Specifications & Expert Review
Our expert breakdown analyzes the best home security systems based on a 24-month total cost, technical robustness, and real user satisfaction.
Segurma: Leader in Efficiency and Equipment
Segurma is currently the best value option. Their "Tranquilidad + Hogar" kit offers the lowest total 2-year cost (€837,60) and includes 5 devices (including an IP camera).
- User Profile:: Ideal for those seeking a comprehensive starter kit without high upfront payments.
- Technical Strength: One of the few providers that includes an IP camera and 2 photo-detectors as standard in their basic package.
- Critical Point: Despite high ratings (4,4/5), some users report occasional difficulties during the contract cancellation process.
Tranquilidad Hogar
Segurma
Installation & equipment: Free
View more details
- Detectors included
- 3
- Contract term
- 24 months
- With camera
- 2
- Without camera
- 1
- Customer reviews
- 3.5/5 (11)
For the first 12 months,
then 43,90 €/month.
Tranquilidad + Hogar
Segurma
Installation & equipment: Free
View more details
- Detectors included
- 5
- Contract term
- 24 months
- With camera
- 2
- For doors/windows
- 1
- Without camera
- 1
- IP cameras
- 1
- Customer reviews
- 3.5/5 (11)
For the first 12 months,
then 49,90 €/month.
SICOR (El Corte Inglés): The Balanced Choice for Apartments
Ranking second for value, SICOR offers a total 2-year cost of €837,42. Their proposal is highly competitive for standard urban homes.
- User Profile:: Perfect for customers seeking the trust of a traditional Spanish brand with a low entry fee (€19,90 for the first 6 months).
- Technical Strength: Robust dual-path connectivity (WiFi + GPRS) and sensors compatible with pets up to 20kg.
- Critical Point: SICOR has the lowest volume of feedback in our study (990 reviews) with mixed opinions compared to the industry average.
Kit Pisos
SICOR
Installation & equipment: Free
View more details
- Detectors included
- 3
- Contract term
- 24 months
- With camera
- 1
- For doors/windows
- 1
- Without camera
- 1
- Customer reviews
- 3.2/5 (14)
For the first 6 months,
then 39,89 €/month.
Kit Áticos y Bajos
SICOR
Installation & equipment: Free
View more details
- Detectors included
- 3
- Contract term
- 24 months
- With camera
- 2
- For doors/windows
- 1
- Customer reviews
- 3.2/5 (14)
For the first 6 months,
then 42,90 €/month.
Kit Unifamiliares
SICOR
Installation & equipment: Free
View more details
- Detectors included
- 5
- Contract term
- 24 months
- With camera
- 3
- For doors/windows
- 1
- Without camera
- 1
- Customer reviews
- 3.2/5 (14)
For the first 6 months,
then 49,90 €/month.
ADT: Smart Security Specialists
ADT stands out for a high-tech technical proposal focused on smart home integration. Total 2-year cost: €926,60.
- User Profile:: Households prioritizing advanced remote control and technological integration through ADT Smart Security.
- Technical Strength: Reliable dual-path communication (GPRS + 4G) and an equipment rental model (maintenance included in the fee).
- Critical Point: Their user rating is among the lowest (4/5), penalized by complaints regarding post-sales service and cancellations.
Kit Basic
ADT
Installation & equipment: Free
View more details
- Detectors included
- 3
- Contract term
- 24 months
- With camera
- 1
- For doors/windows
- 1
- Without camera
- 1
- Customer reviews
- 2.8/5 (17)
For the first 4 months,
then 42,35 €/month.
Kit Standard
ADT
Installation & equipment: Free
View more details
- Detectors included
- 4
- Contract term
- 24 months
- With camera
- 2
- For doors/windows
- 1
- Without camera
- 1
- Customer reviews
- 2.8/5 (17)
For the first 4 months,
then 44,77 €/month.
Kit Advance
ADT
Installation & equipment: Free
View more details
- Detectors included
- 5
- Contract term
- 24 months
- With camera
- 3
- For doors/windows
- 1
- Without camera
- 1
- Customer reviews
- 2.8/5 (17)
For the first 4 months,
then 48,40 €/month.
Movistar Prosegur Alarmas: Excellence in Satisfaction and CMS Services
The leader in customer satisfaction with a 4,9/5 rating. While it is the most expensive option over 24 months (€1.173,60), it provides the most extensive services.
- User Profile:: Risk-averse clients who prioritize top-tier response over price.
- Technical Strength: The only provider offering unlimited "Vigilante Acuda" (Guard Response), free keyholding, and a €10,000 squatting guarantee.
- Critical Point: hey do not offer an initial promotional discount; the fee remains at €48,90 from month one.
Compare Movistar Prosegur's kits with the best alarms on the market
At Selectra we help you choose the protection system best suited to your home.
Independent advisor
Securitas Direct: Technological Power and Network Coverage
Despite not being the cheapest (€1.116,00 for 2 years, excluding equipment), they remain the benchmark for infrastructure.
- User Profile:: Users seeking the largest response network and exclusive personal protection services.
- Technical Strength: Their proprietary ATN Network makes the system practically immune to standard frequency inhibitors. Includes Guard Response and Senior Protection.
- Critical Point: Known for causing the most friction during the cancellation process, which impacts their 4,4/5 rating.
Compare Securitas Direct's kits with the best alarms on the market
At Selectra we help you choose the protection system best suited to your home.
Independent advisor
Sector Alarm: Premium Service with High Entry Barrier
Sector Alarm requires the highest initial investment in our study (€699 for equipment), adds in a total 2-year cost of €959,76.
- User Profile:: Homeowners who prefer to own their equipment and expect elite customer care.
- Technical Strength: High-value services like Guard Response and a dedicated SOS Function for emergencies outside the home.
- Critical Point: The high initial cost alienates the mass market, and their kit relies solely on photo-detectors rather than standard PIR sensors.
Compare Sector Alarm's kits with the best alarms on the market
At Selectra we help you choose the protection system best suited to your home.
Independent advisor
How to Choose the Best Home Security System: 2026 Guide
To hire the best home security system, follow these industry best practices:
- Total Equipment Cost: Don't just look at the monthly fee. Sector Alarm requires €699 upfront, while Segurma includes equipment for free. Compare the promo duration (Segurma offers 12 months at a discount, whereas SICOR offers 6).
- Permanence & Penalties: The standard in Spain is 24 months. Breaking the contract early results in high financial penalties.
- Security Grade: Ensure the system is Grade 2 certified and connected to a CMS.
- CMS Response Time: The speed of the Central Receptora de Alarmas (CRA) is vital. It must verify the intrusion and alert the police immediately via GPRS, 4G, or ATN networks.
- User Sentiment: Movistar Prosegur leads with 4,9/5 stars, while Securitas Direct handles the largest volume of feedback.
| Provider | Customer rating | Reviews |
|---|---|---|
 |
3,9 / 5 ★ | 8 |
|
3,5 / 5 ★ | 11 |
|
3,2 / 5 ★ | 14 |
|
2,8 / 5 ★ | 17 |
 |
1,4 / 5 ★ | 47 |
 |
1,2 / 5 ★ | 198 |
Not sure which alarm you need?
We'll carry out a free, no-obligation security assessment and compare the best offers on the market.
Independent advisor
Frequently Asked Questions about home security system in Spain
As of 2026-06, Segurma is the winner. Their kit is the most affordable over a 24-month period while offering more sensors than competitors.
SICOR offers an aggressive 20% discount on second-residence fees if you already have their system in your main home. Alternatively, ADT offers superior remote management for checking your property from afar.
- Up to 20kg: ADT allows "exclusion zones" and smart partial arming.
- Up to 30kg: Movistar Prosegur uses "PetReady" technology to distinguish between humans and large pets.
In 2026, the market is split:
- Ajax Systems: Professional Grade 2 hardware. You own it, but you are responsible for monitoring alerts.
- Ring (Amazon) / Somfy: Ideal for smart home enthusiasts.
Without a CMS connection (monthly fee), the police will not be automatically dispatched. You are your own monitoring station.